42072381

素因数分解:

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

素因数の和:370

約数の個数: 36

約数和(自身を含む): 66612000

約数和(自身を除く): 24539619

約数列:

[1, 3, 9, 13, 39, 117, 139, 169, 199, 417, 507, 597, 1251, 1521, 1791, 1807, 2587, 5421, 7761, 16263, 23283, 23491, 27661, 33631, 70473, 82983, 100893, 211419, 248949, 302679, 359593, 1078779, 3236337, 4674709, 14024127, 42072381]

約数ペア:

[(1, 42072381), (3, 14024127), (9, 4674709), (13, 3236337), (39, 1078779), (117, 359593), (139, 302679), (169, 248949), (199, 211419), (417, 100893), (507, 82983), (597, 70473), (1251, 33631), (1521, 27661), (1791, 23491), (1807, 23283), (2587, 16263), (5421, 7761)]