31741138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 59875200

約数和(自身を除く): 28134062

約数列:

[1, 2, 11, 13, 22, 26, 29, 43, 58, 86, 89, 143, 178, 286, 319, 377, 473, 559, 638, 754, 946, 979, 1118, 1157, 1247, 1958, 2314, 2494, 2581, 3827, 4147, 5162, 6149, 7654, 8294, 12298, 12727, 13717, 16211, 25454, 27434, 28391, 32422, 33553, 42097, 49751, 56782, 67106, 84194, 99502, 110983, 178321, 221966, 356642, 369083, 547261, 738166, 1094522, 1220813, 1442779, 2441626, 2885558, 15870569, 31741138]

約数ペア:

[(1, 31741138), (2, 15870569), (11, 2885558), (13, 2441626), (22, 1442779), (26, 1220813), (29, 1094522), (43, 738166), (58, 547261), (86, 369083), (89, 356642), (143, 221966), (178, 178321), (286, 110983), (319, 99502), (377, 84194), (473, 67106), (559, 56782), (638, 49751), (754, 42097), (946, 33553), (979, 32422), (1118, 28391), (1157, 27434), (1247, 25454), (1958, 16211), (2314, 13717), (2494, 12727), (2581, 12298), (3827, 8294), (4147, 7654), (5162, 6149)]