397461974

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{5419}}^1$

素因数の和:5485

約数の個数: 48

約数和(自身を含む): 761748480

約数和(自身を除く): 364286506

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 169, 182, 217, 338, 403, 434, 806, 1183, 2366, 2821, 5239, 5419, 5642, 10478, 10838, 36673, 37933, 70447, 73346, 75866, 140894, 167989, 335978, 493129, 915811, 986258, 1175923, 1831622, 2183857, 2351846, 4367714, 6410677, 12821354, 15286999, 28390141, 30573998, 56780282, 198730987, 397461974]

約数ペア:

[(1, 397461974), (2, 198730987), (7, 56780282), (13, 30573998), (14, 28390141), (26, 15286999), (31, 12821354), (62, 6410677), (91, 4367714), (169, 2351846), (182, 2183857), (217, 1831622), (338, 1175923), (403, 986258), (434, 915811), (806, 493129), (1183, 335978), (2366, 167989), (2821, 140894), (5239, 75866), (5419, 73346), (5642, 70447), (10478, 37933), (10838, 36673)]