129637688

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{421}}^1\times {\mathrm{631}}^1$

素因数の和:1119

約数の個数: 32

約数和(自身を含む): 248034720

約数和(自身を除く): 118397032

約数列:

[1, 2, 4, 8, 61, 122, 244, 421, 488, 631, 842, 1262, 1684, 2524, 3368, 5048, 25681, 38491, 51362, 76982, 102724, 153964, 205448, 265651, 307928, 531302, 1062604, 2125208, 16204711, 32409422, 64818844, 129637688]

約数ペア:

[(1, 129637688), (2, 64818844), (4, 32409422), (8, 16204711), (61, 2125208), (122, 1062604), (244, 531302), (421, 307928), (488, 265651), (631, 205448), (842, 153964), (1262, 102724), (1684, 76982), (2524, 51362), (3368, 38491), (5048, 25681)]