649747720968

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{2137}}^1\times {\mathrm{666769}}^1$

素因数の和:668934

約数の個数: 64

約数和(自身を含む): 1710665112000

約数和(自身を除く): 1060917391032

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 2137, 4274, 6411, 8548, 12822, 17096, 25644, 40603, 51288, 81206, 121809, 162412, 243618, 324824, 487236, 666769, 974472, 1333538, 2000307, 2667076, 4000614, 5334152, 8001228, 12668611, 16002456, 25337222, 38005833, 50674444, 76011666, 101348888, 152023332, 304046664, 1424885353, 2849770706, 4274656059, 5699541412, 8549312118, 11399082824, 17098624236, 27072821707, 34197248472, 54145643414, 81218465121, 108291286828, 162436930242, 216582573656, 324873860484, 649747720968]

約数ペア:

[(1, 649747720968), (2, 324873860484), (3, 216582573656), (4, 162436930242), (6, 108291286828), (8, 81218465121), (12, 54145643414), (19, 34197248472), (24, 27072821707), (38, 17098624236), (57, 11399082824), (76, 8549312118), (114, 5699541412), (152, 4274656059), (228, 2849770706), (456, 1424885353), (2137, 304046664), (4274, 152023332), (6411, 101348888), (8548, 76011666), (12822, 50674444), (17096, 38005833), (25644, 25337222), (40603, 16002456), (51288, 12668611), (81206, 8001228), (121809, 5334152), (162412, 4000614), (243618, 2667076), (324824, 2000307), (487236, 1333538), (666769, 974472)]