1221521130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{13063}}^1$

素因数の和:14115

約数の個数: 48

約数和(自身を含む): 3179255040

約数和(自身を除く): 1957733910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1039, 2078, 3117, 5195, 6234, 9351, 10390, 13063, 15585, 18702, 26126, 31170, 39189, 46755, 65315, 78378, 93510, 117567, 130630, 195945, 235134, 391890, 587835, 1175670, 13572457, 27144914, 40717371, 67862285, 81434742, 122152113, 135724570, 203586855, 244304226, 407173710, 610760565, 1221521130]

約数ペア:

[(1, 1221521130), (2, 610760565), (3, 407173710), (5, 244304226), (6, 203586855), (9, 135724570), (10, 122152113), (15, 81434742), (18, 67862285), (30, 40717371), (45, 27144914), (90, 13572457), (1039, 1175670), (2078, 587835), (3117, 391890), (5195, 235134), (6234, 195945), (9351, 130630), (10390, 117567), (13063, 93510), (15585, 78378), (18702, 65315), (26126, 46755), (31170, 39189)]