398687032

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 818150400

約数和(自身を除く): 419463368

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 211, 248, 401, 422, 589, 802, 844, 1178, 1604, 1688, 2356, 3208, 4009, 4712, 6541, 7619, 8018, 12431, 13082, 15238, 16036, 24862, 26164, 30476, 32072, 49724, 52328, 60952, 84611, 99448, 124279, 169222, 236189, 248558, 338444, 472378, 497116, 676888, 944756, 994232, 1607609, 1889512, 2622941, 3215218, 5245882, 6430436, 10491764, 12860872, 20983528, 49835879, 99671758, 199343516, 398687032]

約数ペア:

[(1, 398687032), (2, 199343516), (4, 99671758), (8, 49835879), (19, 20983528), (31, 12860872), (38, 10491764), (62, 6430436), (76, 5245882), (124, 3215218), (152, 2622941), (211, 1889512), (248, 1607609), (401, 994232), (422, 944756), (589, 676888), (802, 497116), (844, 472378), (1178, 338444), (1604, 248558), (1688, 236189), (2356, 169222), (3208, 124279), (4009, 99448), (4712, 84611), (6541, 60952), (7619, 52328), (8018, 49724), (12431, 32072), (13082, 30476), (15238, 26164), (16036, 24862)]