521118

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:169

約数の個数: 48

約数和(自身を含む): 1297296

約数和(自身を除く): 776178

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 131, 153, 221, 234, 262, 306, 393, 442, 663, 786, 1179, 1326, 1703, 1989, 2227, 2358, 3406, 3978, 4454, 5109, 6681, 10218, 13362, 15327, 20043, 28951, 30654, 40086, 57902, 86853, 173706, 260559, 521118]

約数ペア:

[(1, 521118), (2, 260559), (3, 173706), (6, 86853), (9, 57902), (13, 40086), (17, 30654), (18, 28951), (26, 20043), (34, 15327), (39, 13362), (51, 10218), (78, 6681), (102, 5109), (117, 4454), (131, 3978), (153, 3406), (221, 2358), (234, 2227), (262, 1989), (306, 1703), (393, 1326), (442, 1179), (663, 786)]