787863128

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{3911}}^1$

素因数の和:4092

約数の個数: 48

約数和(自身を含む): 1610766000

約数和(自身を除く): 822902872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 169, 298, 338, 596, 676, 1192, 1352, 1937, 3874, 3911, 7748, 7822, 15496, 15644, 25181, 31288, 50362, 50843, 100724, 101686, 201448, 203372, 406744, 582739, 660959, 1165478, 1321918, 2330956, 2643836, 4661912, 5287672, 7575607, 15151214, 30302428, 60604856, 98482891, 196965782, 393931564, 787863128]

約数ペア:

[(1, 787863128), (2, 393931564), (4, 196965782), (8, 98482891), (13, 60604856), (26, 30302428), (52, 15151214), (104, 7575607), (149, 5287672), (169, 4661912), (298, 2643836), (338, 2330956), (596, 1321918), (676, 1165478), (1192, 660959), (1352, 582739), (1937, 406744), (3874, 203372), (3911, 201448), (7748, 101686), (7822, 100724), (15496, 50843), (15644, 50362), (25181, 31288)]