31291065

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{601}}^1$

素因数の和:714

約数の個数: 48

約数和(自身を含む): 59164560

約数和(自身を除く): 27873495

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 89, 117, 195, 267, 445, 585, 601, 801, 1157, 1335, 1803, 3005, 3471, 4005, 5409, 5785, 7813, 9015, 10413, 17355, 23439, 27045, 39065, 52065, 53489, 70317, 117195, 160467, 267445, 351585, 481401, 695357, 802335, 2086071, 2407005, 3476785, 6258213, 10430355, 31291065]

約数ペア:

[(1, 31291065), (3, 10430355), (5, 6258213), (9, 3476785), (13, 2407005), (15, 2086071), (39, 802335), (45, 695357), (65, 481401), (89, 351585), (117, 267445), (195, 160467), (267, 117195), (445, 70317), (585, 53489), (601, 52065), (801, 39065), (1157, 27045), (1335, 23439), (1803, 17355), (3005, 10413), (3471, 9015), (4005, 7813), (5409, 5785)]