261066438

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{6983}}^1$

素因数の和:7089

約数の個数: 48

約数和(自身を含む): 592690176

約数和(自身を除く): 331623738

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 67, 93, 134, 186, 201, 279, 402, 558, 603, 1206, 2077, 4154, 6231, 6983, 12462, 13966, 18693, 20949, 37386, 41898, 62847, 125694, 216473, 432946, 467861, 649419, 935722, 1298838, 1403583, 1948257, 2807166, 3896514, 4210749, 8421498, 14503691, 29007382, 43511073, 87022146, 130533219, 261066438]

約数ペア:

[(1, 261066438), (2, 130533219), (3, 87022146), (6, 43511073), (9, 29007382), (18, 14503691), (31, 8421498), (62, 4210749), (67, 3896514), (93, 2807166), (134, 1948257), (186, 1403583), (201, 1298838), (279, 935722), (402, 649419), (558, 467861), (603, 432946), (1206, 216473), (2077, 125694), (4154, 62847), (6231, 41898), (6983, 37386), (12462, 20949), (13966, 18693)]