201712919804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{27749}}^1$

素因数の和:28451

約数の個数: 72

約数和(自身を含む): 405510084000

約数和(自身を除く): 203797164196

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 242, 253, 484, 506, 653, 1012, 1306, 2612, 2783, 5566, 7183, 11132, 14366, 15019, 27749, 28732, 30038, 55498, 60076, 79013, 110996, 158026, 165209, 305239, 316052, 330418, 610478, 638227, 660836, 1220956, 1276454, 1817299, 2552908, 3357629, 3634598, 6715258, 7020497, 7269196, 13430516, 14040994, 18120097, 28081988, 36240194, 72480388, 77225467, 154450934, 199321067, 308901868, 398642134, 416762231, 797284268, 833524462, 1667048924, 2192531737, 4385063474, 4584384541, 8770126948, 9168769082, 18337538164, 50428229951, 100856459902, 201712919804]

約数ペア:

[(1, 201712919804), (2, 100856459902), (4, 50428229951), (11, 18337538164), (22, 9168769082), (23, 8770126948), (44, 4584384541), (46, 4385063474), (92, 2192531737), (121, 1667048924), (242, 833524462), (253, 797284268), (484, 416762231), (506, 398642134), (653, 308901868), (1012, 199321067), (1306, 154450934), (2612, 77225467), (2783, 72480388), (5566, 36240194), (7183, 28081988), (11132, 18120097), (14366, 14040994), (15019, 13430516), (27749, 7269196), (28732, 7020497), (30038, 6715258), (55498, 3634598), (60076, 3357629), (79013, 2552908), (110996, 1817299), (158026, 1276454), (165209, 1220956), (305239, 660836), (316052, 638227), (330418, 610478)]