81393822

素因数分解:

$2^1\times 3^5\times {\mathrm{373}}^1\times {\mathrm{449}}^1$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 183783600

約数和(自身を除く): 102389778

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 373, 449, 486, 746, 898, 1119, 1347, 2238, 2694, 3357, 4041, 6714, 8082, 10071, 12123, 20142, 24246, 30213, 36369, 60426, 72738, 90639, 109107, 167477, 181278, 218214, 334954, 502431, 1004862, 1507293, 3014586, 4521879, 9043758, 13565637, 27131274, 40696911, 81393822]

約数ペア:

[(1, 81393822), (2, 40696911), (3, 27131274), (6, 13565637), (9, 9043758), (18, 4521879), (27, 3014586), (54, 1507293), (81, 1004862), (162, 502431), (243, 334954), (373, 218214), (449, 181278), (486, 167477), (746, 109107), (898, 90639), (1119, 72738), (1347, 60426), (2238, 36369), (2694, 30213), (3357, 24246), (4041, 20142), (6714, 12123), (8082, 10071)]