247946265

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{29153}}^1$

素因数の和:29180

約数の個数: 48

約数和(自身を含む): 509378688

約数和(自身を除く): 261432423

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2835, 8505, 29153, 87459, 145765, 204071, 262377, 437295, 612213, 787131, 1020355, 1311885, 1836639, 2361393, 3061065, 3935655, 5509917, 7084179, 9183195, 11806965, 16529751, 27549585, 35420895, 49589253, 82648755, 247946265]

約数ペア:

[(1, 247946265), (3, 82648755), (5, 49589253), (7, 35420895), (9, 27549585), (15, 16529751), (21, 11806965), (27, 9183195), (35, 7084179), (45, 5509917), (63, 3935655), (81, 3061065), (105, 2361393), (135, 1836639), (189, 1311885), (243, 1020355), (315, 787131), (405, 612213), (567, 437295), (945, 262377), (1215, 204071), (1701, 145765), (2835, 87459), (8505, 29153)]