127997996

素因数分解:

$2^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{3217}}^1$

素因数の和:3271

約数の個数: 48

約数和(自身を含む): 270312000

約数和(自身を除く): 142314004

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 343, 406, 686, 812, 1372, 1421, 2842, 3217, 5684, 6434, 9947, 12868, 19894, 22519, 39788, 45038, 90076, 93293, 157633, 186586, 315266, 373172, 630532, 653051, 1103431, 1306102, 2206862, 2612204, 4413724, 4571357, 9142714, 18285428, 31999499, 63998998, 127997996]

約数ペア:

[(1, 127997996), (2, 63998998), (4, 31999499), (7, 18285428), (14, 9142714), (28, 4571357), (29, 4413724), (49, 2612204), (58, 2206862), (98, 1306102), (116, 1103431), (196, 653051), (203, 630532), (343, 373172), (406, 315266), (686, 186586), (812, 157633), (1372, 93293), (1421, 90076), (2842, 45038), (3217, 39788), (5684, 22519), (6434, 19894), (9947, 12868)]