636681735

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{619}}^1$

素因数の和:1053

約数の個数: 64

約数和(自身を含む): 1196352000

約数和(自身を除く): 559670265

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 401, 513, 619, 855, 1203, 1857, 2005, 2565, 3095, 3609, 5571, 6015, 7619, 9285, 10827, 11761, 16713, 18045, 22857, 27855, 35283, 38095, 54135, 58805, 68571, 83565, 105849, 114285, 176415, 205713, 248219, 317547, 342855, 529245, 744657, 1028565, 1241095, 1587735, 2233971, 3723285, 4716161, 6701913, 11169855, 14148483, 23580805, 33509565, 42445449, 70742415, 127336347, 212227245, 636681735]

約数ペア:

[(1, 636681735), (3, 212227245), (5, 127336347), (9, 70742415), (15, 42445449), (19, 33509565), (27, 23580805), (45, 14148483), (57, 11169855), (95, 6701913), (135, 4716161), (171, 3723285), (285, 2233971), (401, 1587735), (513, 1241095), (619, 1028565), (855, 744657), (1203, 529245), (1857, 342855), (2005, 317547), (2565, 248219), (3095, 205713), (3609, 176415), (5571, 114285), (6015, 105849), (7619, 83565), (9285, 68571), (10827, 58805), (11761, 54135), (16713, 38095), (18045, 35283), (22857, 27855)]