72211419

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6703}}^1$

素因数の和:6741

約数の個数: 40

約数和(自身を含む): 129789440

約数和(自身を除く): 57578021

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 6703, 10773, 20109, 46921, 60327, 127357, 140763, 180981, 382071, 422289, 542943, 891499, 1146213, 1266867, 2674497, 3438639, 3800601, 8023491, 10315917, 24070473, 72211419]

約数ペア:

[(1, 72211419), (3, 24070473), (7, 10315917), (9, 8023491), (19, 3800601), (21, 3438639), (27, 2674497), (57, 1266867), (63, 1146213), (81, 891499), (133, 542943), (171, 422289), (189, 382071), (399, 180981), (513, 140763), (567, 127357), (1197, 60327), (1539, 46921), (3591, 20109), (6703, 10773)]