66131408

素因数分解:

$2^4\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1583}}^1$

素因数の和:1971

約数の個数: 40

約数和(自身を含む): 146919168

約数和(自身を除く): 80787760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 373, 746, 1492, 1583, 2611, 2984, 3166, 5222, 5968, 6332, 10444, 11081, 12664, 20888, 22162, 25328, 41776, 44324, 88648, 177296, 590459, 1180918, 2361836, 4133213, 4723672, 8266426, 9447344, 16532852, 33065704, 66131408]

約数ペア:

[(1, 66131408), (2, 33065704), (4, 16532852), (7, 9447344), (8, 8266426), (14, 4723672), (16, 4133213), (28, 2361836), (56, 1180918), (112, 590459), (373, 177296), (746, 88648), (1492, 44324), (1583, 41776), (2611, 25328), (2984, 22162), (3166, 20888), (5222, 12664), (5968, 11081), (6332, 10444)]