1245709816

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{653}}^1$

素因数の和:785

約数の個数: 96

約数和(自身を含む): 2714387760

約数和(自身を除く): 1468677944

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 83, 104, 136, 166, 169, 221, 332, 338, 442, 653, 664, 676, 884, 1079, 1306, 1352, 1411, 1768, 2158, 2612, 2822, 2873, 4316, 5224, 5644, 5746, 8489, 8632, 11101, 11288, 11492, 14027, 16978, 18343, 22202, 22984, 28054, 33956, 36686, 44404, 54199, 56108, 67912, 73372, 88808, 108398, 110357, 112216, 144313, 146744, 216796, 220714, 238459, 288626, 433592, 441428, 476918, 577252, 704587, 882856, 921383, 953836, 1154504, 1409174, 1842766, 1876069, 1907672, 2818348, 3685532, 3752138, 5636696, 7371064, 7504276, 9159631, 11977979, 15008552, 18319262, 23955958, 36638524, 47911916, 73277048, 95823832, 155713727, 311427454, 622854908, 1245709816]

約数ペア:

[(1, 1245709816), (2, 622854908), (4, 311427454), (8, 155713727), (13, 95823832), (17, 73277048), (26, 47911916), (34, 36638524), (52, 23955958), (68, 18319262), (83, 15008552), (104, 11977979), (136, 9159631), (166, 7504276), (169, 7371064), (221, 5636696), (332, 3752138), (338, 3685532), (442, 2818348), (653, 1907672), (664, 1876069), (676, 1842766), (884, 1409174), (1079, 1154504), (1306, 953836), (1352, 921383), (1411, 882856), (1768, 704587), (2158, 577252), (2612, 476918), (2822, 441428), (2873, 433592), (4316, 288626), (5224, 238459), (5644, 220714), (5746, 216796), (8489, 146744), (8632, 144313), (11101, 112216), (11288, 110357), (11492, 108398), (14027, 88808), (16978, 73372), (18343, 67912), (22202, 56108), (22984, 54199), (28054, 44404), (33956, 36686)]