31723965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 69328896

約数和(自身を除く): 37604931

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 61, 63, 65, 91, 105, 117, 127, 183, 195, 273, 305, 315, 381, 427, 455, 549, 585, 635, 793, 819, 889, 915, 1143, 1281, 1365, 1651, 1905, 2135, 2379, 2667, 2745, 3843, 3965, 4095, 4445, 4953, 5551, 5715, 6405, 7137, 7747, 8001, 8255, 11557, 11895, 13335, 14859, 16653, 19215, 23241, 24765, 27755, 34671, 35685, 38735, 40005, 49959, 54229, 57785, 69723, 74295, 83265, 100711, 104013, 116205, 162687, 173355, 249795, 271145, 302133, 348615, 488061, 503555, 520065, 704977, 813435, 906399, 1510665, 2114931, 2440305, 3524885, 4531995, 6344793, 10574655, 31723965]

約数ペア:

[(1, 31723965), (3, 10574655), (5, 6344793), (7, 4531995), (9, 3524885), (13, 2440305), (15, 2114931), (21, 1510665), (35, 906399), (39, 813435), (45, 704977), (61, 520065), (63, 503555), (65, 488061), (91, 348615), (105, 302133), (117, 271145), (127, 249795), (183, 173355), (195, 162687), (273, 116205), (305, 104013), (315, 100711), (381, 83265), (427, 74295), (455, 69723), (549, 57785), (585, 54229), (635, 49959), (793, 40005), (819, 38735), (889, 35685), (915, 34671), (1143, 27755), (1281, 24765), (1365, 23241), (1651, 19215), (1905, 16653), (2135, 14859), (2379, 13335), (2667, 11895), (2745, 11557), (3843, 8255), (3965, 8001), (4095, 7747), (4445, 7137), (4953, 6405), (5551, 5715)]