31397668

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 60318720

約数和(自身を除く): 28921052

約数列:

[1, 2, 4, 23, 31, 46, 62, 92, 101, 109, 124, 202, 218, 404, 436, 713, 1426, 2323, 2507, 2852, 3131, 3379, 4646, 5014, 6262, 6758, 9292, 10028, 11009, 12524, 13516, 22018, 44036, 72013, 77717, 144026, 155434, 253207, 288052, 310868, 341279, 506414, 682558, 1012828, 1365116, 7849417, 15698834, 31397668]

約数ペア:

[(1, 31397668), (2, 15698834), (4, 7849417), (23, 1365116), (31, 1012828), (46, 682558), (62, 506414), (92, 341279), (101, 310868), (109, 288052), (124, 253207), (202, 155434), (218, 144026), (404, 77717), (436, 72013), (713, 44036), (1426, 22018), (2323, 13516), (2507, 12524), (2852, 11009), (3131, 10028), (3379, 9292), (4646, 6758), (5014, 6262)]