213514796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^2$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 440971776

約数和(自身を除く): 227456980

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 47, 67, 92, 94, 134, 188, 253, 268, 506, 517, 737, 1012, 1034, 1081, 1474, 1541, 2068, 2162, 2948, 3082, 3149, 4324, 4489, 6164, 6298, 8978, 11891, 12596, 16951, 17956, 23782, 33902, 34639, 47564, 49379, 67804, 69278, 72427, 98758, 103247, 138556, 144854, 197516, 206494, 210983, 289708, 412988, 421966, 796697, 843932, 1135717, 1593394, 2271434, 2320813, 3186788, 4542868, 4641626, 4852609, 9283252, 9705218, 19410436, 53378699, 106757398, 213514796]

約数ペア:

[(1, 213514796), (2, 106757398), (4, 53378699), (11, 19410436), (22, 9705218), (23, 9283252), (44, 4852609), (46, 4641626), (47, 4542868), (67, 3186788), (92, 2320813), (94, 2271434), (134, 1593394), (188, 1135717), (253, 843932), (268, 796697), (506, 421966), (517, 412988), (737, 289708), (1012, 210983), (1034, 206494), (1081, 197516), (1474, 144854), (1541, 138556), (2068, 103247), (2162, 98758), (2948, 72427), (3082, 69278), (3149, 67804), (4324, 49379), (4489, 47564), (6164, 34639), (6298, 33902), (8978, 23782), (11891, 17956), (12596, 16951)]