31141552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8807}}^1$

素因数の和:8845

約数の個数: 40

約数和(自身を含む): 68808096

約数和(自身を除く): 37666544

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 8807, 17614, 35228, 70456, 114491, 140912, 149719, 228982, 299438, 457964, 598876, 915928, 1197752, 1831856, 1946347, 2395504, 3892694, 7785388, 15570776, 31141552]

約数ペア:

[(1, 31141552), (2, 15570776), (4, 7785388), (8, 3892694), (13, 2395504), (16, 1946347), (17, 1831856), (26, 1197752), (34, 915928), (52, 598876), (68, 457964), (104, 299438), (136, 228982), (208, 149719), (221, 140912), (272, 114491), (442, 70456), (884, 35228), (1768, 17614), (3536, 8807)]