374865981

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 616366080

約数和(自身を除く): 241500099

約数列:

[1, 3, 7, 21, 31, 37, 79, 93, 111, 197, 217, 237, 259, 553, 591, 651, 777, 1147, 1379, 1659, 2449, 2923, 3441, 4137, 6107, 7289, 7347, 8029, 8769, 15563, 17143, 18321, 20461, 21867, 24087, 42749, 46689, 51023, 51429, 61383, 90613, 108941, 128247, 153069, 225959, 271839, 326823, 482453, 575831, 634291, 677877, 1447359, 1581713, 1727493, 1902873, 3377171, 4030817, 4745139, 10131513, 12092451, 17850761, 53552283, 124955327, 374865981]

約数ペア:

[(1, 374865981), (3, 124955327), (7, 53552283), (21, 17850761), (31, 12092451), (37, 10131513), (79, 4745139), (93, 4030817), (111, 3377171), (197, 1902873), (217, 1727493), (237, 1581713), (259, 1447359), (553, 677877), (591, 634291), (651, 575831), (777, 482453), (1147, 326823), (1379, 271839), (1659, 225959), (2449, 153069), (2923, 128247), (3441, 108941), (4137, 90613), (6107, 61383), (7289, 51429), (7347, 51023), (8029, 46689), (8769, 42749), (15563, 24087), (17143, 21867), (18321, 20461)]