18102525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 36289344

約数和(自身を除く): 18186819

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 41, 75, 87, 105, 123, 145, 175, 203, 205, 287, 435, 525, 609, 615, 725, 841, 861, 1015, 1025, 1189, 1435, 2175, 2523, 3045, 3075, 3567, 4205, 4305, 5075, 5887, 5945, 7175, 8323, 12615, 15225, 17661, 17835, 21025, 21525, 24969, 29435, 29725, 34481, 41615, 63075, 88305, 89175, 103443, 124845, 147175, 172405, 208075, 241367, 441525, 517215, 624225, 724101, 862025, 1206835, 2586075, 3620505, 6034175, 18102525]

約数ペア:

[(1, 18102525), (3, 6034175), (5, 3620505), (7, 2586075), (15, 1206835), (21, 862025), (25, 724101), (29, 624225), (35, 517215), (41, 441525), (75, 241367), (87, 208075), (105, 172405), (123, 147175), (145, 124845), (175, 103443), (203, 89175), (205, 88305), (287, 63075), (435, 41615), (525, 34481), (609, 29725), (615, 29435), (725, 24969), (841, 21525), (861, 21025), (1015, 17835), (1025, 17661), (1189, 15225), (1435, 12615), (2175, 8323), (2523, 7175), (3045, 5945), (3075, 5887), (3567, 5075), (4205, 4305)]