1917966465

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{159631}}^1$

素因数の和:159734

約数の個数: 32

約数和(自身を含む): 3448051200

約数和(自身を除く): 1530084735

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 2403, 4005, 12015, 159631, 478893, 798155, 1436679, 2394465, 4310037, 7183395, 14207159, 21550185, 42621477, 71035795, 127864431, 213107385, 383593293, 639322155, 1917966465]

約数ペア:

[(1, 1917966465), (3, 639322155), (5, 383593293), (9, 213107385), (15, 127864431), (27, 71035795), (45, 42621477), (89, 21550185), (135, 14207159), (267, 7183395), (445, 4310037), (801, 2394465), (1335, 1436679), (2403, 798155), (4005, 478893), (12015, 159631)]