73890285

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{439}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 138441600

約数和(自身を除く): 64551315

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 229, 245, 439, 687, 735, 1145, 1317, 1603, 2195, 3073, 3435, 4809, 6585, 8015, 9219, 11221, 15365, 21511, 24045, 33663, 46095, 56105, 64533, 100531, 107555, 168315, 301593, 322665, 502655, 703717, 1507965, 2111151, 3518585, 4926019, 10555755, 14778057, 24630095, 73890285]

約数ペア:

[(1, 73890285), (3, 24630095), (5, 14778057), (7, 10555755), (15, 4926019), (21, 3518585), (35, 2111151), (49, 1507965), (105, 703717), (147, 502655), (229, 322665), (245, 301593), (439, 168315), (687, 107555), (735, 100531), (1145, 64533), (1317, 56105), (1603, 46095), (2195, 33663), (3073, 24045), (3435, 21511), (4809, 15365), (6585, 11221), (8015, 9219)]