208315854

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{63241}}^1$

素因数の和:63313

約数の個数: 32

約数和(自身を含む): 470520480

約数和(自身を除く): 262204626

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 183, 366, 549, 1098, 1647, 3294, 63241, 126482, 189723, 379446, 569169, 1138338, 1707507, 3415014, 3857701, 7715402, 11573103, 23146206, 34719309, 69438618, 104157927, 208315854]

約数ペア:

[(1, 208315854), (2, 104157927), (3, 69438618), (6, 34719309), (9, 23146206), (18, 11573103), (27, 7715402), (54, 3857701), (61, 3415014), (122, 1707507), (183, 1138338), (366, 569169), (549, 379446), (1098, 189723), (1647, 126482), (3294, 63241)]