15260553

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 29480256

約数和(自身を除く): 14219703

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 61, 63, 77, 99, 133, 171, 183, 209, 231, 361, 399, 427, 549, 627, 671, 693, 1083, 1159, 1197, 1281, 1463, 1881, 2013, 2527, 3249, 3477, 3843, 3971, 4389, 4697, 6039, 7581, 8113, 10431, 11913, 12749, 13167, 14091, 22021, 22743, 24339, 27797, 35739, 38247, 42273, 66063, 73017, 83391, 89243, 114741, 154147, 198189, 242231, 250173, 267729, 462441, 726693, 803187, 1387323, 1695617, 2180079, 5086851, 15260553]

約数ペア:

[(1, 15260553), (3, 5086851), (7, 2180079), (9, 1695617), (11, 1387323), (19, 803187), (21, 726693), (33, 462441), (57, 267729), (61, 250173), (63, 242231), (77, 198189), (99, 154147), (133, 114741), (171, 89243), (183, 83391), (209, 73017), (231, 66063), (361, 42273), (399, 38247), (427, 35739), (549, 27797), (627, 24339), (671, 22743), (693, 22021), (1083, 14091), (1159, 13167), (1197, 12749), (1281, 11913), (1463, 10431), (1881, 8113), (2013, 7581), (2527, 6039), (3249, 4697), (3477, 4389), (3843, 3971)]