681866948

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{112223}}^1$

素因数の和:112272

約数の個数: 36

約数和(自身を含む): 1432876032

約数和(自身を除く): 751009084

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 112223, 224446, 448892, 785561, 1571122, 3142244, 3478913, 5498927, 6957826, 10997854, 13915652, 21995708, 24352391, 48704782, 97409564, 170466737, 340933474, 681866948]

約数ペア:

[(1, 681866948), (2, 340933474), (4, 170466737), (7, 97409564), (14, 48704782), (28, 24352391), (31, 21995708), (49, 13915652), (62, 10997854), (98, 6957826), (124, 5498927), (196, 3478913), (217, 3142244), (434, 1571122), (868, 785561), (1519, 448892), (3038, 224446), (6076, 112223)]