90907964

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1867}}^1$

素因数の和:1962

約数の個数: 48

約数和(自身を含む): 190804992

約数和(自身を除く): 99897028

約数列:

[1, 2, 4, 7, 14, 28, 37, 47, 74, 94, 148, 188, 259, 329, 518, 658, 1036, 1316, 1739, 1867, 3478, 3734, 6956, 7468, 12173, 13069, 24346, 26138, 48692, 52276, 69079, 87749, 138158, 175498, 276316, 350996, 483553, 614243, 967106, 1228486, 1934212, 2456972, 3246713, 6493426, 12986852, 22726991, 45453982, 90907964]

約数ペア:

[(1, 90907964), (2, 45453982), (4, 22726991), (7, 12986852), (14, 6493426), (28, 3246713), (37, 2456972), (47, 1934212), (74, 1228486), (94, 967106), (148, 614243), (188, 483553), (259, 350996), (329, 276316), (518, 175498), (658, 138158), (1036, 87749), (1316, 69079), (1739, 52276), (1867, 48692), (3478, 26138), (3734, 24346), (6956, 13069), (7468, 12173)]