23915205

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 44291520

約数和(自身を除く): 20376315

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 83, 95, 171, 249, 285, 337, 415, 747, 855, 1011, 1245, 1577, 1685, 3033, 3735, 4731, 5055, 6403, 7885, 14193, 15165, 19209, 23655, 27971, 32015, 57627, 70965, 83913, 96045, 139855, 251739, 288135, 419565, 531449, 1258695, 1594347, 2657245, 4783041, 7971735, 23915205]

約数ペア:

[(1, 23915205), (3, 7971735), (5, 4783041), (9, 2657245), (15, 1594347), (19, 1258695), (45, 531449), (57, 419565), (83, 288135), (95, 251739), (171, 139855), (249, 96045), (285, 83913), (337, 70965), (415, 57627), (747, 32015), (855, 27971), (1011, 23655), (1245, 19209), (1577, 15165), (1685, 14193), (3033, 7885), (3735, 6403), (4731, 5055)]