31586776

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 65352960

約数和(自身を除く): 33766184

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 169, 244, 338, 383, 488, 676, 766, 793, 1352, 1532, 1586, 3064, 3172, 4979, 6344, 9958, 10309, 19916, 20618, 23363, 39832, 41236, 46726, 64727, 82472, 93452, 129454, 186904, 258908, 303719, 517816, 607438, 1214876, 2429752, 3948347, 7896694, 15793388, 31586776]

約数ペア:

[(1, 31586776), (2, 15793388), (4, 7896694), (8, 3948347), (13, 2429752), (26, 1214876), (52, 607438), (61, 517816), (104, 303719), (122, 258908), (169, 186904), (244, 129454), (338, 93452), (383, 82472), (488, 64727), (676, 46726), (766, 41236), (793, 39832), (1352, 23363), (1532, 20618), (1586, 19916), (3064, 10309), (3172, 9958), (4979, 6344)]