15992775

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 96

約数和(自身を含む): 32736000

約数和(自身を除く): 16743225

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 29, 43, 45, 57, 75, 87, 95, 129, 135, 145, 171, 215, 225, 261, 285, 387, 435, 475, 513, 551, 645, 675, 725, 783, 817, 855, 1075, 1161, 1247, 1305, 1425, 1653, 1935, 2175, 2451, 2565, 2755, 3225, 3741, 3915, 4085, 4275, 4959, 5805, 6235, 6525, 7353, 8265, 9675, 11223, 12255, 12825, 13775, 14877, 18705, 19575, 20425, 22059, 23693, 24795, 29025, 31175, 33669, 36765, 41325, 56115, 61275, 71079, 74385, 93525, 110295, 118465, 123975, 168345, 183825, 213237, 280575, 355395, 371925, 551475, 592325, 639711, 841725, 1066185, 1776975, 3198555, 5330925, 15992775]

約数ペア:

[(1, 15992775), (3, 5330925), (5, 3198555), (9, 1776975), (15, 1066185), (19, 841725), (25, 639711), (27, 592325), (29, 551475), (43, 371925), (45, 355395), (57, 280575), (75, 213237), (87, 183825), (95, 168345), (129, 123975), (135, 118465), (145, 110295), (171, 93525), (215, 74385), (225, 71079), (261, 61275), (285, 56115), (387, 41325), (435, 36765), (475, 33669), (513, 31175), (551, 29025), (645, 24795), (675, 23693), (725, 22059), (783, 20425), (817, 19575), (855, 18705), (1075, 14877), (1161, 13775), (1247, 12825), (1305, 12255), (1425, 11223), (1653, 9675), (1935, 8265), (2175, 7353), (2451, 6525), (2565, 6235), (2755, 5805), (3225, 4959), (3741, 4275), (3915, 4085)]