72497901

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 120000960

約数和(自身を除く): 47503059

約数列:

[1, 3, 7, 19, 21, 49, 57, 101, 133, 147, 257, 303, 399, 707, 771, 931, 1799, 1919, 2121, 2793, 4883, 4949, 5397, 5757, 12593, 13433, 14649, 14847, 25957, 34181, 37779, 40299, 77871, 94031, 102543, 181699, 239267, 282093, 493183, 545097, 717801, 1271893, 1479549, 3452281, 3815679, 10356843, 24165967, 72497901]

約数ペア:

[(1, 72497901), (3, 24165967), (7, 10356843), (19, 3815679), (21, 3452281), (49, 1479549), (57, 1271893), (101, 717801), (133, 545097), (147, 493183), (257, 282093), (303, 239267), (399, 181699), (707, 102543), (771, 94031), (931, 77871), (1799, 40299), (1919, 37779), (2121, 34181), (2793, 25957), (4883, 14847), (4949, 14649), (5397, 13433), (5757, 12593)]