137850021

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{7883}}^1$

素因数の和:7985

約数の個数: 24

約数和(自身を含む): 209083680

約数和(自身を除く): 71233659

約数列:

[1, 3, 9, 29, 67, 87, 201, 261, 603, 1943, 5829, 7883, 17487, 23649, 70947, 228607, 528161, 685821, 1584483, 2057463, 4753449, 15316669, 45950007, 137850021]

約数ペア:

[(1, 137850021), (3, 45950007), (9, 15316669), (29, 4753449), (67, 2057463), (87, 1584483), (201, 685821), (261, 528161), (603, 228607), (1943, 70947), (5829, 23649), (7883, 17487)]