721888413532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1\times {\mathrm{67987}}^1$

素因数の和:69011

約数の個数: 96

約数和(自身を含む): 1563898049280

約数和(自身を除く): 842009635748

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 977, 988, 1954, 2717, 3908, 5434, 10747, 10868, 12701, 18563, 21494, 25402, 37126, 42988, 50804, 67987, 74252, 135974, 139711, 204193, 241319, 271948, 279422, 408386, 482638, 558844, 747857, 816772, 883831, 965276, 1291753, 1495714, 1767662, 2583506, 2654509, 2991428, 3535324, 5167012, 5309018, 9722141, 10618036, 14209283, 16792789, 19444282, 28418566, 33585578, 38888564, 56837132, 66423299, 67171156, 132846598, 184720679, 265693196, 369441358, 730656289, 738882716, 863502887, 1262042681, 1461312578, 1727005774, 2524085362, 2922625156, 3454011548, 5048170724, 9498531757, 13882469491, 16406554853, 18997063514, 27764938982, 32813109706, 37994127028, 55529877964, 65626219412, 180472103383, 360944206766, 721888413532]

約数ペア:

[(1, 721888413532), (2, 360944206766), (4, 180472103383), (11, 65626219412), (13, 55529877964), (19, 37994127028), (22, 32813109706), (26, 27764938982), (38, 18997063514), (44, 16406554853), (52, 13882469491), (76, 9498531757), (143, 5048170724), (209, 3454011548), (247, 2922625156), (286, 2524085362), (418, 1727005774), (494, 1461312578), (572, 1262042681), (836, 863502887), (977, 738882716), (988, 730656289), (1954, 369441358), (2717, 265693196), (3908, 184720679), (5434, 132846598), (10747, 67171156), (10868, 66423299), (12701, 56837132), (18563, 38888564), (21494, 33585578), (25402, 28418566), (37126, 19444282), (42988, 16792789), (50804, 14209283), (67987, 10618036), (74252, 9722141), (135974, 5309018), (139711, 5167012), (204193, 3535324), (241319, 2991428), (271948, 2654509), (279422, 2583506), (408386, 1767662), (482638, 1495714), (558844, 1291753), (747857, 965276), (816772, 883831)]