71299228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17807}}^1$

素因数の和:17842

約数の個数: 48

約数和(自身を含む): 167537664

約数和(自身を除く): 96238436

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 17807, 35614, 71228, 124649, 195877, 231491, 249298, 391754, 462982, 498596, 783508, 925964, 1371139, 1620437, 2546401, 2742278, 3240874, 5092802, 5484556, 6481748, 10185604, 17824807, 35649614, 71299228]

約数ペア:

[(1, 71299228), (2, 35649614), (4, 17824807), (7, 10185604), (11, 6481748), (13, 5484556), (14, 5092802), (22, 3240874), (26, 2742278), (28, 2546401), (44, 1620437), (52, 1371139), (77, 925964), (91, 783508), (143, 498596), (154, 462982), (182, 391754), (286, 249298), (308, 231491), (364, 195877), (572, 124649), (1001, 71228), (2002, 35614), (4004, 17807)]