79990965

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 144226368

約数和(自身を除く): 64235403

約数列:

[1, 3, 5, 9, 15, 43, 45, 67, 129, 201, 215, 335, 387, 603, 617, 645, 1005, 1851, 1935, 2881, 3015, 3085, 5553, 8643, 9255, 14405, 25929, 26531, 27765, 41339, 43215, 79593, 124017, 129645, 132655, 206695, 238779, 372051, 397965, 620085, 1193895, 1777577, 1860255, 5332731, 8887885, 15998193, 26663655, 79990965]

約数ペア:

[(1, 79990965), (3, 26663655), (5, 15998193), (9, 8887885), (15, 5332731), (43, 1860255), (45, 1777577), (67, 1193895), (129, 620085), (201, 397965), (215, 372051), (335, 238779), (387, 206695), (603, 132655), (617, 129645), (645, 124017), (1005, 79593), (1851, 43215), (1935, 41339), (2881, 27765), (3015, 26531), (3085, 25929), (5553, 14405), (8643, 9255)]