72223137

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{13177}}^1$

素因数の和:13222

約数の個数: 32

約数和(自身を含む): 126508800

約数和(自身を除く): 54285663

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 13177, 39531, 92239, 118593, 276717, 355779, 382133, 830151, 1146399, 2490453, 2674931, 3439197, 8024793, 10317591, 24074379, 72223137]

約数ペア:

[(1, 72223137), (3, 24074379), (7, 10317591), (9, 8024793), (21, 3439197), (27, 2674931), (29, 2490453), (63, 1146399), (87, 830151), (189, 382133), (203, 355779), (261, 276717), (609, 118593), (783, 92239), (1827, 39531), (5481, 13177)]