490892649

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1\times {\mathrm{563}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 717588480

約数和(自身を除く): 226695831

約数列:

[1, 3, 13, 39, 79, 237, 283, 563, 849, 1027, 1689, 3081, 3679, 7319, 11037, 21957, 22357, 44477, 67071, 133431, 159329, 290641, 477987, 578201, 871923, 1734603, 2071277, 6213831, 12586991, 37760973, 163630883, 490892649]

約数ペア:

[(1, 490892649), (3, 163630883), (13, 37760973), (39, 12586991), (79, 6213831), (237, 2071277), (283, 1734603), (563, 871923), (849, 578201), (1027, 477987), (1689, 290641), (3081, 159329), (3679, 133431), (7319, 67071), (11037, 44477), (21957, 22357)]