399429135

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2293}}^1$

素因数の和:2397

約数の個数: 72

約数和(自身を含む): 815929920

約数和(自身を除く): 416500785

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 79, 105, 147, 237, 245, 315, 395, 441, 553, 711, 735, 1185, 1659, 2205, 2293, 2765, 3555, 3871, 4977, 6879, 8295, 11465, 11613, 16051, 19355, 20637, 24885, 34395, 34839, 48153, 58065, 80255, 103185, 112357, 144459, 174195, 181147, 240765, 337071, 543441, 561785, 722295, 905735, 1011213, 1268029, 1630323, 1685355, 2717205, 3804087, 5056065, 6340145, 8151615, 8876203, 11412261, 19020435, 26628609, 44381015, 57061305, 79885827, 133143045, 399429135]

約数ペア:

[(1, 399429135), (3, 133143045), (5, 79885827), (7, 57061305), (9, 44381015), (15, 26628609), (21, 19020435), (35, 11412261), (45, 8876203), (49, 8151615), (63, 6340145), (79, 5056065), (105, 3804087), (147, 2717205), (237, 1685355), (245, 1630323), (315, 1268029), (395, 1011213), (441, 905735), (553, 722295), (711, 561785), (735, 543441), (1185, 337071), (1659, 240765), (2205, 181147), (2293, 174195), (2765, 144459), (3555, 112357), (3871, 103185), (4977, 80255), (6879, 58065), (8295, 48153), (11465, 34839), (11613, 34395), (16051, 24885), (19355, 20637)]