1555146870874

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{191}}^2\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:1279

約数の個数: 48

約数和(自身を含む): 2372779773000

約数和(自身を除く): 817632902126

約数列:

[1, 2, 157, 191, 314, 349, 382, 389, 698, 778, 29987, 36481, 54793, 59974, 61073, 66659, 72962, 74299, 109586, 122146, 133318, 135761, 148598, 271522, 5727517, 10465463, 11455034, 11664943, 12731869, 14191109, 20930926, 21314477, 23329886, 25463738, 25930351, 28382218, 42628954, 51860702, 1998903433, 2228004113, 3997806866, 4071065107, 4456008226, 4952697041, 8142130214, 9905394082, 777573435437, 1555146870874]

約数ペア:

[(1, 1555146870874), (2, 777573435437), (157, 9905394082), (191, 8142130214), (314, 4952697041), (349, 4456008226), (382, 4071065107), (389, 3997806866), (698, 2228004113), (778, 1998903433), (29987, 51860702), (36481, 42628954), (54793, 28382218), (59974, 25930351), (61073, 25463738), (66659, 23329886), (72962, 21314477), (74299, 20930926), (109586, 14191109), (122146, 12731869), (133318, 11664943), (135761, 11455034), (148598, 10465463), (271522, 5727517)]