398967408

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{56543}}^1$

素因数の和:56571

約数の個数: 90

約数和(自身を含む): 1298872224

約数和(自身を除く): 899904816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 56543, 113086, 169629, 226172, 339258, 395801, 452344, 508887, 678516, 791602, 904688, 1017774, 1187403, 1357032, 1583204, 2035548, 2374806, 2714064, 2770607, 3166408, 3562209, 4071096, 4749612, 5541214, 6332816, 7124418, 8142192, 8311821, 9499224, 11082428, 14248836, 16623642, 18998448, 22164856, 24935463, 28497672, 33247284, 44329712, 49870926, 56995344, 66494568, 99741852, 132989136, 199483704, 398967408]

約数ペア:

[(1, 398967408), (2, 199483704), (3, 132989136), (4, 99741852), (6, 66494568), (7, 56995344), (8, 49870926), (9, 44329712), (12, 33247284), (14, 28497672), (16, 24935463), (18, 22164856), (21, 18998448), (24, 16623642), (28, 14248836), (36, 11082428), (42, 9499224), (48, 8311821), (49, 8142192), (56, 7124418), (63, 6332816), (72, 5541214), (84, 4749612), (98, 4071096), (112, 3562209), (126, 3166408), (144, 2770607), (147, 2714064), (168, 2374806), (196, 2035548), (252, 1583204), (294, 1357032), (336, 1187403), (392, 1017774), (441, 904688), (504, 791602), (588, 678516), (784, 508887), (882, 452344), (1008, 395801), (1176, 339258), (1764, 226172), (2352, 169629), (3528, 113086), (7056, 56543)]