1644344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 3375120

約数和(自身を除く): 1730776

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 163, 194, 326, 388, 652, 776, 1261, 1304, 2119, 2522, 4238, 5044, 8476, 10088, 15811, 16952, 31622, 63244, 126488, 205543, 411086, 822172, 1644344]

約数ペア:

[(1, 1644344), (2, 822172), (4, 411086), (8, 205543), (13, 126488), (26, 63244), (52, 31622), (97, 16952), (104, 15811), (163, 10088), (194, 8476), (326, 5044), (388, 4238), (652, 2522), (776, 2119), (1261, 1304)]