131727708

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{241}}^2$

素因数の和:505

約数の個数: 90

約数和(自身を含む): 395196648

約数和(自身を除く): 263468940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 241, 252, 324, 378, 482, 567, 723, 756, 964, 1134, 1446, 1687, 2169, 2268, 2892, 3374, 4338, 5061, 6507, 6748, 8676, 10122, 13014, 15183, 19521, 20244, 26028, 30366, 39042, 45549, 58081, 60732, 78084, 91098, 116162, 136647, 174243, 182196, 232324, 273294, 348486, 406567, 522729, 546588, 696972, 813134, 1045458, 1219701, 1568187, 1626268, 2090916, 2439402, 3136374, 3659103, 4704561, 4878804, 6272748, 7318206, 9409122, 10977309, 14636412, 18818244, 21954618, 32931927, 43909236, 65863854, 131727708]

約数ペア:

[(1, 131727708), (2, 65863854), (3, 43909236), (4, 32931927), (6, 21954618), (7, 18818244), (9, 14636412), (12, 10977309), (14, 9409122), (18, 7318206), (21, 6272748), (27, 4878804), (28, 4704561), (36, 3659103), (42, 3136374), (54, 2439402), (63, 2090916), (81, 1626268), (84, 1568187), (108, 1219701), (126, 1045458), (162, 813134), (189, 696972), (241, 546588), (252, 522729), (324, 406567), (378, 348486), (482, 273294), (567, 232324), (723, 182196), (756, 174243), (964, 136647), (1134, 116162), (1446, 91098), (1687, 78084), (2169, 60732), (2268, 58081), (2892, 45549), (3374, 39042), (4338, 30366), (5061, 26028), (6507, 20244), (6748, 19521), (8676, 15183), (10122, 13014)]