61490403

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 101920000

約数和(自身を除く): 40429597

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 139, 171, 199, 247, 417, 597, 741, 1251, 1791, 1807, 2223, 2587, 2641, 3781, 5421, 7761, 7923, 11343, 16263, 23283, 23769, 27661, 34029, 34333, 49153, 82983, 102999, 147459, 248949, 308997, 359593, 442377, 525559, 1078779, 1576677, 3236337, 4730031, 6832267, 20496801, 61490403]

約数ペア:

[(1, 61490403), (3, 20496801), (9, 6832267), (13, 4730031), (19, 3236337), (39, 1576677), (57, 1078779), (117, 525559), (139, 442377), (171, 359593), (199, 308997), (247, 248949), (417, 147459), (597, 102999), (741, 82983), (1251, 49153), (1791, 34333), (1807, 34029), (2223, 27661), (2587, 23769), (2641, 23283), (3781, 16263), (5421, 11343), (7761, 7923)]