31073284

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 65542400

約数和(自身を除く): 34469116

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 44, 62, 76, 109, 121, 124, 209, 218, 242, 341, 418, 436, 484, 589, 682, 836, 1178, 1199, 1364, 2071, 2299, 2356, 2398, 3379, 3751, 4142, 4598, 4796, 6479, 6758, 7502, 8284, 9196, 12958, 13189, 13516, 15004, 22781, 25916, 26378, 37169, 45562, 52756, 64201, 71269, 74338, 91124, 128402, 142538, 148676, 250591, 256804, 285076, 408859, 501182, 706211, 817718, 1002364, 1412422, 1635436, 2824844, 7768321, 15536642, 31073284]

約数ペア:

[(1, 31073284), (2, 15536642), (4, 7768321), (11, 2824844), (19, 1635436), (22, 1412422), (31, 1002364), (38, 817718), (44, 706211), (62, 501182), (76, 408859), (109, 285076), (121, 256804), (124, 250591), (209, 148676), (218, 142538), (242, 128402), (341, 91124), (418, 74338), (436, 71269), (484, 64201), (589, 52756), (682, 45562), (836, 37169), (1178, 26378), (1199, 25916), (1364, 22781), (2071, 15004), (2299, 13516), (2356, 13189), (2398, 12958), (3379, 9196), (3751, 8284), (4142, 7502), (4598, 6758), (4796, 6479)]