245411642

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{1657}}^1$

素因数の和:1886

約数の個数: 32

約数和(自身を含む): 429753600

約数和(自身を除く): 184341958

約数列:

[1, 2, 7, 14, 71, 142, 149, 298, 497, 994, 1043, 1657, 2086, 3314, 10579, 11599, 21158, 23198, 74053, 117647, 148106, 235294, 246893, 493786, 823529, 1647058, 1728251, 3456502, 17529403, 35058806, 122705821, 245411642]

約数ペア:

[(1, 245411642), (2, 122705821), (7, 35058806), (14, 17529403), (71, 3456502), (142, 1728251), (149, 1647058), (298, 823529), (497, 493786), (994, 246893), (1043, 235294), (1657, 148106), (2086, 117647), (3314, 74053), (10579, 23198), (11599, 21158)]