254387998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:600

約数の個数: 32

約数和(自身を含む): 408240000

約数和(自身を除く): 153852002

約数列:

[1, 2, 19, 38, 149, 179, 251, 298, 358, 502, 2831, 3401, 4769, 5662, 6802, 9538, 26671, 37399, 44929, 53342, 74798, 89858, 506749, 710581, 853651, 1013498, 1421162, 1707302, 6694421, 13388842, 127193999, 254387998]

約数ペア:

[(1, 254387998), (2, 127193999), (19, 13388842), (38, 6694421), (149, 1707302), (179, 1421162), (251, 1013498), (298, 853651), (358, 710581), (502, 506749), (2831, 89858), (3401, 74798), (4769, 53342), (5662, 44929), (6802, 37399), (9538, 26671)]