30890454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1747}}^1$

素因数の和:2180

約数の個数: 32

約数和(自身を含む): 70814976

約数和(自身を除く): 39924522

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 421, 842, 1263, 1747, 2526, 2947, 3494, 5241, 5894, 8841, 10482, 12229, 17682, 24458, 36687, 73374, 735487, 1470974, 2206461, 4412922, 5148409, 10296818, 15445227, 30890454]

約数ペア:

[(1, 30890454), (2, 15445227), (3, 10296818), (6, 5148409), (7, 4412922), (14, 2206461), (21, 1470974), (42, 735487), (421, 73374), (842, 36687), (1263, 24458), (1747, 17682), (2526, 12229), (2947, 10482), (3494, 8841), (5241, 5894)]