168321468

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{977}}^1$

素因数の和:1291

約数の個数: 72

約数和(自身を含む): 458901072

約数和(自身を除く): 290579604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 293, 294, 586, 588, 879, 977, 1172, 1758, 1954, 2051, 2931, 3516, 3908, 4102, 5862, 6153, 6839, 8204, 11724, 12306, 13678, 14357, 20517, 24612, 27356, 28714, 41034, 43071, 47873, 57428, 82068, 86142, 95746, 143619, 172284, 191492, 286261, 287238, 572522, 574476, 858783, 1145044, 1717566, 2003827, 3435132, 4007654, 6011481, 8015308, 12022962, 14026789, 24045924, 28053578, 42080367, 56107156, 84160734, 168321468]

約数ペア:

[(1, 168321468), (2, 84160734), (3, 56107156), (4, 42080367), (6, 28053578), (7, 24045924), (12, 14026789), (14, 12022962), (21, 8015308), (28, 6011481), (42, 4007654), (49, 3435132), (84, 2003827), (98, 1717566), (147, 1145044), (196, 858783), (293, 574476), (294, 572522), (586, 287238), (588, 286261), (879, 191492), (977, 172284), (1172, 143619), (1758, 95746), (1954, 86142), (2051, 82068), (2931, 57428), (3516, 47873), (3908, 43071), (4102, 41034), (5862, 28714), (6153, 27356), (6839, 24612), (8204, 20517), (11724, 14357), (12306, 13678)]