821963688

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{1009}}^1$

素因数の和:1411

約数の個数: 128

約数和(自身を含む): 2538412800

約数和(自身を除く): 1716449112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 373, 546, 728, 746, 1009, 1092, 1119, 1492, 2018, 2184, 2238, 2611, 2984, 3027, 4036, 4476, 4849, 5222, 6054, 7063, 7833, 8072, 8952, 9698, 10444, 12108, 13117, 14126, 14547, 15666, 19396, 20888, 21189, 24216, 26234, 28252, 29094, 31332, 33943, 38792, 39351, 42378, 52468, 56504, 58188, 62664, 67886, 78702, 84756, 91819, 101829, 104936, 116376, 135772, 157404, 169512, 183638, 203658, 271544, 275457, 314808, 367276, 376357, 407316, 550914, 734552, 752714, 814632, 1101828, 1129071, 1505428, 2203656, 2258142, 2634499, 3010856, 4516284, 4892641, 5268998, 7903497, 9032568, 9785282, 10537996, 14677923, 15806994, 19570564, 21075992, 29355846, 31613988, 34248487, 39141128, 58711692, 63227976, 68496974, 102745461, 117423384, 136993948, 205490922, 273987896, 410981844, 821963688]

約数ペア:

[(1, 821963688), (2, 410981844), (3, 273987896), (4, 205490922), (6, 136993948), (7, 117423384), (8, 102745461), (12, 68496974), (13, 63227976), (14, 58711692), (21, 39141128), (24, 34248487), (26, 31613988), (28, 29355846), (39, 21075992), (42, 19570564), (52, 15806994), (56, 14677923), (78, 10537996), (84, 9785282), (91, 9032568), (104, 7903497), (156, 5268998), (168, 4892641), (182, 4516284), (273, 3010856), (312, 2634499), (364, 2258142), (373, 2203656), (546, 1505428), (728, 1129071), (746, 1101828), (1009, 814632), (1092, 752714), (1119, 734552), (1492, 550914), (2018, 407316), (2184, 376357), (2238, 367276), (2611, 314808), (2984, 275457), (3027, 271544), (4036, 203658), (4476, 183638), (4849, 169512), (5222, 157404), (6054, 135772), (7063, 116376), (7833, 104936), (8072, 101829), (8952, 91819), (9698, 84756), (10444, 78702), (12108, 67886), (13117, 62664), (14126, 58188), (14547, 56504), (15666, 52468), (19396, 42378), (20888, 39351), (21189, 38792), (24216, 33943), (26234, 31332), (28252, 29094)]