1158390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 3075696

約数和(自身を除く): 1917306

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 211, 305, 366, 422, 549, 610, 633, 915, 1055, 1098, 1266, 1830, 1899, 2110, 2745, 3165, 3798, 5490, 6330, 9495, 12871, 18990, 25742, 38613, 64355, 77226, 115839, 128710, 193065, 231678, 386130, 579195, 1158390]

約数ペア:

[(1, 1158390), (2, 579195), (3, 386130), (5, 231678), (6, 193065), (9, 128710), (10, 115839), (15, 77226), (18, 64355), (30, 38613), (45, 25742), (61, 18990), (90, 12871), (122, 9495), (183, 6330), (211, 5490), (305, 3798), (366, 3165), (422, 2745), (549, 2110), (610, 1899), (633, 1830), (915, 1266), (1055, 1098)]