121389390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22111}}^1$

素因数の和:22185

約数の個数: 48

約数和(自身を含む): 320800896

約数和(自身を除く): 199411506

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 22111, 44222, 66333, 110555, 132666, 198999, 221110, 331665, 397998, 663330, 994995, 1348771, 1989990, 2697542, 4046313, 6743855, 8092626, 12138939, 13487710, 20231565, 24277878, 40463130, 60694695, 121389390]

約数ペア:

[(1, 121389390), (2, 60694695), (3, 40463130), (5, 24277878), (6, 20231565), (9, 13487710), (10, 12138939), (15, 8092626), (18, 6743855), (30, 4046313), (45, 2697542), (61, 1989990), (90, 1348771), (122, 994995), (183, 663330), (305, 397998), (366, 331665), (549, 221110), (610, 198999), (915, 132666), (1098, 110555), (1830, 66333), (2745, 44222), (5490, 22111)]