397328764

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{727}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 807206400

約数和(自身を除く): 409877636

約数列:

[1, 2, 4, 7, 14, 28, 131, 149, 262, 298, 524, 596, 727, 917, 1043, 1454, 1834, 2086, 2908, 3668, 4172, 5089, 10178, 19519, 20356, 39038, 78076, 95237, 108323, 136633, 190474, 216646, 273266, 380948, 433292, 546532, 666659, 758261, 1333318, 1516522, 2666636, 3033044, 14190313, 28380626, 56761252, 99332191, 198664382, 397328764]

約数ペア:

[(1, 397328764), (2, 198664382), (4, 99332191), (7, 56761252), (14, 28380626), (28, 14190313), (131, 3033044), (149, 2666636), (262, 1516522), (298, 1333318), (524, 758261), (596, 666659), (727, 546532), (917, 433292), (1043, 380948), (1454, 273266), (1834, 216646), (2086, 190474), (2908, 136633), (3668, 108323), (4172, 95237), (5089, 78076), (10178, 39038), (19519, 20356)]