28379008

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1667}}^1$

素因数の和:1707

約数の個数: 64

約数和(自身を含む): 68054400

約数和(自身を除く): 39675392

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 1667, 2128, 2432, 3334, 4256, 6668, 8512, 11669, 13336, 17024, 23338, 26672, 31673, 46676, 53344, 63346, 93352, 106688, 126692, 186704, 213376, 221711, 253384, 373408, 443422, 506768, 746816, 886844, 1013536, 1493632, 1773688, 2027072, 3547376, 4054144, 7094752, 14189504, 28379008]

約数ペア:

[(1, 28379008), (2, 14189504), (4, 7094752), (7, 4054144), (8, 3547376), (14, 2027072), (16, 1773688), (19, 1493632), (28, 1013536), (32, 886844), (38, 746816), (56, 506768), (64, 443422), (76, 373408), (112, 253384), (128, 221711), (133, 213376), (152, 186704), (224, 126692), (266, 106688), (304, 93352), (448, 63346), (532, 53344), (608, 46676), (896, 31673), (1064, 26672), (1216, 23338), (1667, 17024), (2128, 13336), (2432, 11669), (3334, 8512), (4256, 6668)]