977143856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2549}}^1$

素因数の和:2686

約数の個数: 80

約数和(自身を含む): 2169132000

約数和(自身を除く): 1191988144

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 97, 104, 152, 194, 208, 247, 304, 388, 494, 776, 988, 1261, 1552, 1843, 1976, 2522, 2549, 3686, 3952, 5044, 5098, 7372, 10088, 10196, 14744, 20176, 20392, 23959, 29488, 33137, 40784, 47918, 48431, 66274, 95836, 96862, 132548, 191672, 193724, 247253, 265096, 383344, 387448, 494506, 530192, 629603, 774896, 989012, 1259206, 1978024, 2518412, 3214289, 3956048, 4697807, 5036824, 6428578, 9395614, 10073648, 12857156, 18791228, 25714312, 37582456, 51428624, 61071491, 75164912, 122142982, 244285964, 488571928, 977143856]

約数ペア:

[(1, 977143856), (2, 488571928), (4, 244285964), (8, 122142982), (13, 75164912), (16, 61071491), (19, 51428624), (26, 37582456), (38, 25714312), (52, 18791228), (76, 12857156), (97, 10073648), (104, 9395614), (152, 6428578), (194, 5036824), (208, 4697807), (247, 3956048), (304, 3214289), (388, 2518412), (494, 1978024), (776, 1259206), (988, 989012), (1261, 774896), (1552, 629603), (1843, 530192), (1976, 494506), (2522, 387448), (2549, 383344), (3686, 265096), (3952, 247253), (5044, 193724), (5098, 191672), (7372, 132548), (10088, 96862), (10196, 95836), (14744, 66274), (20176, 48431), (20392, 47918), (23959, 40784), (29488, 33137)]