201678715

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{691}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 286986240

約数和(自身を除く): 85307525

約数列:

[1, 5, 7, 31, 35, 155, 217, 269, 691, 1085, 1345, 1883, 3455, 4837, 8339, 9415, 21421, 24185, 41695, 58373, 107105, 149947, 185879, 291865, 749735, 929395, 1301153, 5762249, 6505765, 28811245, 40335743, 201678715]

約数ペア:

[(1, 201678715), (5, 40335743), (7, 28811245), (31, 6505765), (35, 5762249), (155, 1301153), (217, 929395), (269, 749735), (691, 291865), (1085, 185879), (1345, 149947), (1883, 107105), (3455, 58373), (4837, 41695), (8339, 24185), (9415, 21421)]