27783225

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 53711840

約数和(自身を除く): 25928615

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 67, 75, 95, 97, 171, 201, 225, 285, 291, 335, 475, 485, 603, 855, 873, 1005, 1273, 1425, 1455, 1675, 1843, 2425, 3015, 3819, 4275, 4365, 5025, 5529, 6365, 6499, 7275, 9215, 11457, 15075, 16587, 19095, 19497, 21825, 27645, 31825, 32495, 46075, 57285, 58491, 82935, 95475, 97485, 123481, 138225, 162475, 286425, 292455, 370443, 414675, 487425, 617405, 1111329, 1462275, 1852215, 3087025, 5556645, 9261075, 27783225]

約数ペア:

[(1, 27783225), (3, 9261075), (5, 5556645), (9, 3087025), (15, 1852215), (19, 1462275), (25, 1111329), (45, 617405), (57, 487425), (67, 414675), (75, 370443), (95, 292455), (97, 286425), (171, 162475), (201, 138225), (225, 123481), (285, 97485), (291, 95475), (335, 82935), (475, 58491), (485, 57285), (603, 46075), (855, 32495), (873, 31825), (1005, 27645), (1273, 21825), (1425, 19497), (1455, 19095), (1675, 16587), (1843, 15075), (2425, 11457), (3015, 9215), (3819, 7275), (4275, 6499), (4365, 6365), (5025, 5529)]