90477998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2240

約数の個数: 32

約数和(自身を含む): 154732032

約数和(自身を除く): 64254034

約数列:

[1, 2, 13, 23, 26, 46, 71, 142, 299, 598, 923, 1633, 1846, 2131, 3266, 4262, 21229, 27703, 42458, 49013, 55406, 98026, 151301, 302602, 637169, 1274338, 1966913, 3479923, 3933826, 6959846, 45238999, 90477998]

約数ペア:

[(1, 90477998), (2, 45238999), (13, 6959846), (23, 3933826), (26, 3479923), (46, 1966913), (71, 1274338), (142, 637169), (299, 302602), (598, 151301), (923, 98026), (1633, 55406), (1846, 49013), (2131, 42458), (3266, 27703), (4262, 21229)]