81022365

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{491}}^1$

素因数の和:714

約数の個数: 48

約数和(自身を含む): 148898880

約数和(自身を除く): 67876515

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 193, 285, 491, 579, 855, 965, 1473, 1737, 2455, 2895, 3667, 4419, 7365, 8685, 9329, 11001, 18335, 22095, 27987, 33003, 46645, 55005, 83961, 94763, 139935, 165015, 284289, 419805, 473815, 852867, 1421445, 1800497, 4264335, 5401491, 9002485, 16204473, 27007455, 81022365]

約数ペア:

[(1, 81022365), (3, 27007455), (5, 16204473), (9, 9002485), (15, 5401491), (19, 4264335), (45, 1800497), (57, 1421445), (95, 852867), (171, 473815), (193, 419805), (285, 284289), (491, 165015), (579, 139935), (855, 94763), (965, 83961), (1473, 55005), (1737, 46645), (2455, 33003), (2895, 27987), (3667, 22095), (4419, 18335), (7365, 11001), (8685, 9329)]