55871145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 110213376

約数和(自身を除く): 54342231

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 121, 155, 165, 279, 331, 341, 363, 465, 495, 605, 993, 1023, 1089, 1395, 1655, 1705, 1815, 2979, 3069, 3641, 3751, 4965, 5115, 5445, 10261, 10923, 11253, 14895, 15345, 18205, 18755, 30783, 32769, 33759, 40051, 51305, 54615, 56265, 92349, 112871, 120153, 153915, 163845, 168795, 200255, 338613, 360459, 461745, 564355, 600765, 1015839, 1241581, 1693065, 1802295, 3724743, 5079195, 6207905, 11174229, 18623715, 55871145]

約数ペア:

[(1, 55871145), (3, 18623715), (5, 11174229), (9, 6207905), (11, 5079195), (15, 3724743), (31, 1802295), (33, 1693065), (45, 1241581), (55, 1015839), (93, 600765), (99, 564355), (121, 461745), (155, 360459), (165, 338613), (279, 200255), (331, 168795), (341, 163845), (363, 153915), (465, 120153), (495, 112871), (605, 92349), (993, 56265), (1023, 54615), (1089, 51305), (1395, 40051), (1655, 33759), (1705, 32769), (1815, 30783), (2979, 18755), (3069, 18205), (3641, 15345), (3751, 14895), (4965, 11253), (5115, 10923), (5445, 10261)]