17899681335

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2477}}^1\times {\mathrm{5413}}^1$

素因数の和:7987

約数の個数: 32

約数和(自身を含む): 28978326720

約数和(自身を除く): 11078645385

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 2477, 5413, 7431, 12385, 16239, 27065, 37155, 81195, 220453, 481757, 661359, 1102265, 1445271, 2408785, 3306795, 7226355, 13408001, 40224003, 67040005, 201120015, 1193312089, 3579936267, 5966560445, 17899681335]

約数ペア:

[(1, 17899681335), (3, 5966560445), (5, 3579936267), (15, 1193312089), (89, 201120015), (267, 67040005), (445, 40224003), (1335, 13408001), (2477, 7226355), (5413, 3306795), (7431, 2408785), (12385, 1445271), (16239, 1102265), (27065, 661359), (37155, 481757), (81195, 220453)]