51186015

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 93431520

約数和(自身を除く): 42245505

約数列:

[1, 3, 5, 9, 15, 29, 45, 61, 87, 145, 183, 261, 305, 435, 549, 643, 915, 1305, 1769, 1929, 2745, 3215, 5307, 5787, 8845, 9645, 15921, 18647, 26535, 28935, 39223, 55941, 79605, 93235, 117669, 167823, 196115, 279705, 353007, 588345, 839115, 1137467, 1765035, 3412401, 5687335, 10237203, 17062005, 51186015]

約数ペア:

[(1, 51186015), (3, 17062005), (5, 10237203), (9, 5687335), (15, 3412401), (29, 1765035), (45, 1137467), (61, 839115), (87, 588345), (145, 353007), (183, 279705), (261, 196115), (305, 167823), (435, 117669), (549, 93235), (643, 79605), (915, 55941), (1305, 39223), (1769, 28935), (1929, 26535), (2745, 18647), (3215, 15921), (5307, 9645), (5787, 8845)]