41987985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1321}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 72847488

約数和(自身を除く): 30859503

約数列:

[1, 3, 5, 13, 15, 39, 65, 163, 195, 489, 815, 1321, 2119, 2445, 3963, 6357, 6605, 10595, 17173, 19815, 31785, 51519, 85865, 215323, 257595, 645969, 1076615, 2799199, 3229845, 8397597, 13995995, 41987985]

約数ペア:

[(1, 41987985), (3, 13995995), (5, 8397597), (13, 3229845), (15, 2799199), (39, 1076615), (65, 645969), (163, 257595), (195, 215323), (489, 85865), (815, 51519), (1321, 31785), (2119, 19815), (2445, 17173), (3963, 10595), (6357, 6605)]