221730388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1181}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 450370368

約数和(自身を除く): 228639980

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 251, 374, 502, 748, 1004, 1181, 2362, 2761, 4267, 4724, 5522, 8534, 11044, 12991, 17068, 20077, 25982, 40154, 46937, 51964, 80308, 93874, 187748, 220847, 296431, 441694, 592862, 883388, 1185724, 3260741, 5039327, 6521482, 10078654, 13042964, 20157308, 55432597, 110865194, 221730388]

約数ペア:

[(1, 221730388), (2, 110865194), (4, 55432597), (11, 20157308), (17, 13042964), (22, 10078654), (34, 6521482), (44, 5039327), (68, 3260741), (187, 1185724), (251, 883388), (374, 592862), (502, 441694), (748, 296431), (1004, 220847), (1181, 187748), (2362, 93874), (2761, 80308), (4267, 51964), (4724, 46937), (5522, 40154), (8534, 25982), (11044, 20077), (12991, 17068)]