15290874

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 34794240

約数和(自身を除く): 19503366

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 67, 93, 134, 186, 201, 279, 402, 409, 558, 603, 818, 1206, 1227, 2077, 2454, 3681, 4154, 6231, 7362, 12462, 12679, 18693, 25358, 27403, 37386, 38037, 54806, 76074, 82209, 114111, 164418, 228222, 246627, 493254, 849493, 1698986, 2548479, 5096958, 7645437, 15290874]

約数ペア:

[(1, 15290874), (2, 7645437), (3, 5096958), (6, 2548479), (9, 1698986), (18, 849493), (31, 493254), (62, 246627), (67, 228222), (93, 164418), (134, 114111), (186, 82209), (201, 76074), (279, 54806), (402, 38037), (409, 37386), (558, 27403), (603, 25358), (818, 18693), (1206, 12679), (1227, 12462), (2077, 7362), (2454, 6231), (3681, 4154)]