199759005

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{677}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 355380480

約数和(自身を除く): 155621475

約数列:

[1, 3, 5, 9, 15, 45, 79, 83, 237, 249, 395, 415, 677, 711, 747, 1185, 1245, 2031, 3385, 3555, 3735, 6093, 6557, 10155, 19671, 30465, 32785, 53483, 56191, 59013, 98355, 160449, 168573, 267415, 280955, 295065, 481347, 505719, 802245, 842865, 2406735, 2528595, 4439089, 13317267, 22195445, 39951801, 66586335, 199759005]

約数ペア:

[(1, 199759005), (3, 66586335), (5, 39951801), (9, 22195445), (15, 13317267), (45, 4439089), (79, 2528595), (83, 2406735), (237, 842865), (249, 802245), (395, 505719), (415, 481347), (677, 295065), (711, 280955), (747, 267415), (1185, 168573), (1245, 160449), (2031, 98355), (3385, 59013), (3555, 56191), (3735, 53483), (6093, 32785), (6557, 30465), (10155, 19671)]