27142245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 52756704

約数和(自身を除く): 25614459

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 83, 117, 129, 169, 195, 215, 249, 387, 415, 507, 559, 585, 645, 747, 845, 1079, 1245, 1521, 1677, 1935, 2535, 2795, 3237, 3569, 3735, 5031, 5395, 7267, 7605, 8385, 9711, 10707, 14027, 16185, 17845, 21801, 25155, 32121, 36335, 42081, 46397, 48555, 53535, 65403, 70135, 109005, 126243, 139191, 160605, 210405, 231985, 327015, 417573, 603161, 631215, 695955, 1809483, 2087865, 3015805, 5428449, 9047415, 27142245]

約数ペア:

[(1, 27142245), (3, 9047415), (5, 5428449), (9, 3015805), (13, 2087865), (15, 1809483), (39, 695955), (43, 631215), (45, 603161), (65, 417573), (83, 327015), (117, 231985), (129, 210405), (169, 160605), (195, 139191), (215, 126243), (249, 109005), (387, 70135), (415, 65403), (507, 53535), (559, 48555), (585, 46397), (645, 42081), (747, 36335), (845, 32121), (1079, 25155), (1245, 21801), (1521, 17845), (1677, 16185), (1935, 14027), (2535, 10707), (2795, 9711), (3237, 8385), (3569, 7605), (3735, 7267), (5031, 5395)]