39213075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 74214000

約数和(自身を除く): 35000925

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 121, 145, 149, 165, 275, 319, 363, 435, 447, 605, 725, 745, 825, 957, 1595, 1639, 1815, 2175, 2235, 3025, 3509, 3725, 4321, 4785, 4917, 7975, 8195, 9075, 10527, 11175, 12963, 17545, 18029, 21605, 23925, 24585, 40975, 47531, 52635, 54087, 64815, 87725, 90145, 108025, 122925, 142593, 237655, 263175, 270435, 324075, 450725, 522841, 712965, 1188275, 1352175, 1568523, 2614205, 3564825, 7842615, 13071025, 39213075]

約数ペア:

[(1, 39213075), (3, 13071025), (5, 7842615), (11, 3564825), (15, 2614205), (25, 1568523), (29, 1352175), (33, 1188275), (55, 712965), (75, 522841), (87, 450725), (121, 324075), (145, 270435), (149, 263175), (165, 237655), (275, 142593), (319, 122925), (363, 108025), (435, 90145), (447, 87725), (605, 64815), (725, 54087), (745, 52635), (825, 47531), (957, 40975), (1595, 24585), (1639, 23925), (1815, 21605), (2175, 18029), (2235, 17545), (3025, 12963), (3509, 11175), (3725, 10527), (4321, 9075), (4785, 8195), (4917, 7975)]