165165028

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{331}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 337333248

約数和(自身を除く): 172168220

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 251, 284, 331, 497, 502, 662, 994, 1004, 1324, 1757, 1988, 2317, 3514, 4634, 7028, 9268, 17821, 23501, 35642, 47002, 71284, 83081, 94004, 124747, 164507, 166162, 249494, 329014, 332324, 498988, 581567, 658028, 1163134, 2326268, 5898751, 11797502, 23595004, 41291257, 82582514, 165165028]

約数ペア:

[(1, 165165028), (2, 82582514), (4, 41291257), (7, 23595004), (14, 11797502), (28, 5898751), (71, 2326268), (142, 1163134), (251, 658028), (284, 581567), (331, 498988), (497, 332324), (502, 329014), (662, 249494), (994, 166162), (1004, 164507), (1324, 124747), (1757, 94004), (1988, 83081), (2317, 71284), (3514, 47002), (4634, 35642), (7028, 23501), (9268, 17821)]