91291275

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 179318880

約数和(自身を除く): 88027605

約数列:

[1, 3, 5, 9, 15, 17, 25, 29, 45, 51, 75, 85, 87, 145, 153, 225, 255, 261, 425, 435, 493, 725, 765, 823, 1275, 1305, 1479, 2175, 2465, 2469, 3825, 4115, 4437, 6525, 7395, 7407, 12325, 12345, 13991, 20575, 22185, 23867, 36975, 37035, 41973, 61725, 69955, 71601, 110925, 119335, 125919, 185175, 209865, 214803, 349775, 358005, 405739, 596675, 629595, 1049325, 1074015, 1217217, 1790025, 2028695, 3147975, 3651651, 5370075, 6086085, 10143475, 18258255, 30430425, 91291275]

約数ペア:

[(1, 91291275), (3, 30430425), (5, 18258255), (9, 10143475), (15, 6086085), (17, 5370075), (25, 3651651), (29, 3147975), (45, 2028695), (51, 1790025), (75, 1217217), (85, 1074015), (87, 1049325), (145, 629595), (153, 596675), (225, 405739), (255, 358005), (261, 349775), (425, 214803), (435, 209865), (493, 185175), (725, 125919), (765, 119335), (823, 110925), (1275, 71601), (1305, 69955), (1479, 61725), (2175, 41973), (2465, 37035), (2469, 36975), (3825, 23867), (4115, 22185), (4437, 20575), (6525, 13991), (7395, 12345), (7407, 12325)]