23199855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 46310400

約数和(自身を除く): 23110545

約数列:

[1, 3, 5, 7, 15, 19, 21, 29, 35, 57, 87, 95, 105, 133, 145, 203, 285, 399, 401, 435, 551, 609, 665, 1015, 1203, 1653, 1995, 2005, 2755, 2807, 3045, 3857, 6015, 7619, 8265, 8421, 11571, 11629, 14035, 19285, 22857, 34887, 38095, 42105, 53333, 57855, 58145, 81403, 114285, 159999, 174435, 220951, 244209, 266665, 407015, 662853, 799995, 1104755, 1221045, 1546657, 3314265, 4639971, 7733285, 23199855]

約数ペア:

[(1, 23199855), (3, 7733285), (5, 4639971), (7, 3314265), (15, 1546657), (19, 1221045), (21, 1104755), (29, 799995), (35, 662853), (57, 407015), (87, 266665), (95, 244209), (105, 220951), (133, 174435), (145, 159999), (203, 114285), (285, 81403), (399, 58145), (401, 57855), (435, 53333), (551, 42105), (609, 38095), (665, 34887), (1015, 22857), (1203, 19285), (1653, 14035), (1995, 11629), (2005, 11571), (2755, 8421), (2807, 8265), (3045, 7619), (3857, 6015)]