215732968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{2551}}^1$

素因数の和:2630

約数の個数: 48

約数和(自身を含む): 456144480

約数和(自身を除く): 240411512

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 961, 1364, 1922, 2551, 2728, 3844, 5102, 7688, 10204, 10571, 20408, 21142, 28061, 42284, 56122, 79081, 84568, 112244, 158162, 224488, 316324, 632648, 869891, 1739782, 2451511, 3479564, 4903022, 6959128, 9806044, 19612088, 26966621, 53933242, 107866484, 215732968]

約数ペア:

[(1, 215732968), (2, 107866484), (4, 53933242), (8, 26966621), (11, 19612088), (22, 9806044), (31, 6959128), (44, 4903022), (62, 3479564), (88, 2451511), (124, 1739782), (248, 869891), (341, 632648), (682, 316324), (961, 224488), (1364, 158162), (1922, 112244), (2551, 84568), (2728, 79081), (3844, 56122), (5102, 42284), (7688, 28061), (10204, 21142), (10571, 20408)]