217844595

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8219}}^1$

素因数の和:8280

約数の個数: 48

約数和(自身を含む): 410342400

約数和(自身を除く): 192497805

約数列:

[1, 3, 5, 9, 15, 19, 31, 45, 57, 93, 95, 155, 171, 279, 285, 465, 589, 855, 1395, 1767, 2945, 5301, 8219, 8835, 24657, 26505, 41095, 73971, 123285, 156161, 254789, 369855, 468483, 764367, 780805, 1273945, 1405449, 2293101, 2342415, 3821835, 4840991, 7027245, 11465505, 14522973, 24204955, 43568919, 72614865, 217844595]

約数ペア:

[(1, 217844595), (3, 72614865), (5, 43568919), (9, 24204955), (15, 14522973), (19, 11465505), (31, 7027245), (45, 4840991), (57, 3821835), (93, 2342415), (95, 2293101), (155, 1405449), (171, 1273945), (279, 780805), (285, 764367), (465, 468483), (589, 369855), (855, 254789), (1395, 156161), (1767, 123285), (2945, 73971), (5301, 41095), (8219, 26505), (8835, 24657)]