277998532

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{2143}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 574866432

約数和(自身を除く): 296867900

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 113, 164, 226, 287, 452, 574, 791, 1148, 1582, 2143, 3164, 4286, 4633, 8572, 9266, 15001, 18532, 30002, 32431, 60004, 64862, 87863, 129724, 175726, 242159, 351452, 484318, 615041, 968636, 1230082, 1695113, 2460164, 3390226, 6780452, 9928519, 19857038, 39714076, 69499633, 138999266, 277998532]

約数ペア:

[(1, 277998532), (2, 138999266), (4, 69499633), (7, 39714076), (14, 19857038), (28, 9928519), (41, 6780452), (82, 3390226), (113, 2460164), (164, 1695113), (226, 1230082), (287, 968636), (452, 615041), (574, 484318), (791, 351452), (1148, 242159), (1582, 175726), (2143, 129724), (3164, 87863), (4286, 64862), (4633, 60004), (8572, 32431), (9266, 30002), (15001, 18532)]