7481656

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 17740800

約数和(自身を除く): 10259144

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 239, 301, 344, 364, 478, 559, 602, 728, 956, 1118, 1204, 1673, 1912, 2236, 2408, 3107, 3346, 3913, 4472, 6214, 6692, 7826, 10277, 12428, 13384, 15652, 20554, 21749, 24856, 31304, 41108, 43498, 71939, 82216, 86996, 133601, 143878, 173992, 267202, 287756, 534404, 575512, 935207, 1068808, 1870414, 3740828, 7481656]

約数ペア:

[(1, 7481656), (2, 3740828), (4, 1870414), (7, 1068808), (8, 935207), (13, 575512), (14, 534404), (26, 287756), (28, 267202), (43, 173992), (52, 143878), (56, 133601), (86, 86996), (91, 82216), (104, 71939), (172, 43498), (182, 41108), (239, 31304), (301, 24856), (344, 21749), (364, 20554), (478, 15652), (559, 13384), (602, 12428), (728, 10277), (956, 7826), (1118, 6692), (1204, 6214), (1673, 4472), (1912, 3913), (2236, 3346), (2408, 3107)]