402364221

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{2699}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 635904000

約数和(自身を除く): 233539779

約数列:

[1, 3, 7, 21, 31, 93, 217, 229, 651, 687, 1603, 2699, 4809, 7099, 8097, 18893, 21297, 49693, 56679, 83669, 149079, 251007, 585683, 618071, 1757049, 1854213, 4326497, 12979491, 19160201, 57480603, 134121407, 402364221]

約数ペア:

[(1, 402364221), (3, 134121407), (7, 57480603), (21, 19160201), (31, 12979491), (93, 4326497), (217, 1854213), (229, 1757049), (651, 618071), (687, 585683), (1603, 251007), (2699, 149079), (4809, 83669), (7099, 56679), (8097, 49693), (18893, 21297)]