1388897328

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317971}}^1$

素因数の和:318002

約数の個数: 80

約数和(自身を含む): 4415995136

約数和(自身を除く): 3027097808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 317971, 635942, 953913, 1271884, 1907826, 2225797, 2543768, 3815652, 4133623, 4451594, 5087536, 6677391, 7631304, 8267246, 8903188, 12400869, 13354782, 15262608, 16534492, 17806376, 24801738, 26709564, 28935361, 33068984, 35612752, 49603476, 53419128, 57870722, 66137968, 86806083, 99206952, 106838256, 115741444, 173612166, 198413904, 231482888, 347224332, 462965776, 694448664, 1388897328]

約数ペア:

[(1, 1388897328), (2, 694448664), (3, 462965776), (4, 347224332), (6, 231482888), (7, 198413904), (8, 173612166), (12, 115741444), (13, 106838256), (14, 99206952), (16, 86806083), (21, 66137968), (24, 57870722), (26, 53419128), (28, 49603476), (39, 35612752), (42, 33068984), (48, 28935361), (52, 26709564), (56, 24801738), (78, 17806376), (84, 16534492), (91, 15262608), (104, 13354782), (112, 12400869), (156, 8903188), (168, 8267246), (182, 7631304), (208, 6677391), (273, 5087536), (312, 4451594), (336, 4133623), (364, 3815652), (546, 2543768), (624, 2225797), (728, 1907826), (1092, 1271884), (1456, 953913), (2184, 635942), (4368, 317971)]