123812295

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1787}}^1$

素因数の和:1975

約数の個数: 32

約数和(自身を含む): 205977600

約数和(自身を除く): 82165305

約数列:

[1, 3, 5, 15, 31, 93, 149, 155, 447, 465, 745, 1787, 2235, 4619, 5361, 8935, 13857, 23095, 26805, 55397, 69285, 166191, 266263, 276985, 798789, 830955, 1331315, 3993945, 8254153, 24762459, 41270765, 123812295]

約数ペア:

[(1, 123812295), (3, 41270765), (5, 24762459), (15, 8254153), (31, 3993945), (93, 1331315), (149, 830955), (155, 798789), (447, 276985), (465, 266263), (745, 166191), (1787, 69285), (2235, 55397), (4619, 26805), (5361, 23095), (8935, 13857)]