1900053

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 2927808

約数和(自身を除く): 1027755

約数列:

[1, 3, 9, 23, 67, 69, 137, 201, 207, 411, 603, 1233, 1541, 3151, 4623, 9179, 9453, 13869, 27537, 28359, 82611, 211117, 633351, 1900053]

約数ペア:

[(1, 1900053), (3, 633351), (9, 211117), (23, 82611), (67, 28359), (69, 27537), (137, 13869), (201, 9453), (207, 9179), (411, 4623), (603, 3151), (1233, 1541)]