18059355

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 80

約数和(自身を含む): 35649504

約数和(自身を除く): 17590149

約数列:

[1, 3, 5, 9, 15, 17, 27, 43, 45, 51, 61, 81, 85, 129, 135, 153, 183, 215, 255, 305, 387, 405, 459, 549, 645, 731, 765, 915, 1037, 1161, 1377, 1647, 1935, 2193, 2295, 2623, 2745, 3111, 3483, 3655, 4941, 5185, 5805, 6579, 6885, 7869, 8235, 9333, 10965, 13115, 15555, 17415, 19737, 23607, 24705, 27999, 32895, 39345, 44591, 46665, 59211, 70821, 83997, 98685, 118035, 133773, 139995, 212463, 222955, 296055, 354105, 401319, 419985, 668865, 1062315, 1203957, 2006595, 3611871, 6019785, 18059355]

約数ペア:

[(1, 18059355), (3, 6019785), (5, 3611871), (9, 2006595), (15, 1203957), (17, 1062315), (27, 668865), (43, 419985), (45, 401319), (51, 354105), (61, 296055), (81, 222955), (85, 212463), (129, 139995), (135, 133773), (153, 118035), (183, 98685), (215, 83997), (255, 70821), (305, 59211), (387, 46665), (405, 44591), (459, 39345), (549, 32895), (645, 27999), (731, 24705), (765, 23607), (915, 19737), (1037, 17415), (1161, 15555), (1377, 13115), (1647, 10965), (1935, 9333), (2193, 8235), (2295, 7869), (2623, 6885), (2745, 6579), (3111, 5805), (3483, 5185), (3655, 4941)]