71916988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2131}}^1$

素因数の和:2218

約数の個数: 48

約数和(自身を含む): 150433920

約数和(自身を除く): 78516932

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 59, 118, 143, 236, 286, 572, 649, 767, 1298, 1534, 2131, 2596, 3068, 4262, 8437, 8524, 16874, 23441, 27703, 33748, 46882, 55406, 93764, 110812, 125729, 251458, 304733, 502916, 609466, 1218932, 1383019, 1634477, 2766038, 3268954, 5532076, 6537908, 17979247, 35958494, 71916988]

約数ペア:

[(1, 71916988), (2, 35958494), (4, 17979247), (11, 6537908), (13, 5532076), (22, 3268954), (26, 2766038), (44, 1634477), (52, 1383019), (59, 1218932), (118, 609466), (143, 502916), (236, 304733), (286, 251458), (572, 125729), (649, 110812), (767, 93764), (1298, 55406), (1534, 46882), (2131, 33748), (2596, 27703), (3068, 23441), (4262, 16874), (8437, 8524)]