31137392

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 73328640

約数和(自身を除く): 42191248

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 176, 208, 248, 286, 341, 403, 439, 496, 572, 682, 806, 878, 1144, 1364, 1612, 1756, 2288, 2728, 3224, 3512, 4433, 4829, 5456, 5707, 6448, 7024, 8866, 9658, 11414, 13609, 17732, 19316, 22828, 27218, 35464, 38632, 45656, 54436, 62777, 70928, 77264, 91312, 108872, 125554, 149699, 176917, 217744, 251108, 299398, 353834, 502216, 598796, 707668, 1004432, 1197592, 1415336, 1946087, 2395184, 2830672, 3892174, 7784348, 15568696, 31137392]

約数ペア:

[(1, 31137392), (2, 15568696), (4, 7784348), (8, 3892174), (11, 2830672), (13, 2395184), (16, 1946087), (22, 1415336), (26, 1197592), (31, 1004432), (44, 707668), (52, 598796), (62, 502216), (88, 353834), (104, 299398), (124, 251108), (143, 217744), (176, 176917), (208, 149699), (248, 125554), (286, 108872), (341, 91312), (403, 77264), (439, 70928), (496, 62777), (572, 54436), (682, 45656), (806, 38632), (878, 35464), (1144, 27218), (1364, 22828), (1612, 19316), (1756, 17732), (2288, 13609), (2728, 11414), (3224, 9658), (3512, 8866), (4433, 7024), (4829, 6448), (5456, 5707)]