217428224

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:935

約数の個数: 72

約数和(自身を含む): 473880960

約数和(自身を除く): 256452736

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 256, 316, 416, 632, 827, 832, 1027, 1264, 1654, 1664, 2054, 2528, 3308, 3328, 4108, 5056, 6616, 8216, 10112, 10751, 13232, 16432, 20224, 21502, 26464, 32864, 43004, 52928, 65333, 65728, 86008, 105856, 130666, 131456, 172016, 211712, 261332, 262912, 344032, 522664, 688064, 849329, 1045328, 1376128, 1698658, 2090656, 2752256, 3397316, 4181312, 6794632, 8362624, 13589264, 16725248, 27178528, 54357056, 108714112, 217428224]

約数ペア:

[(1, 217428224), (2, 108714112), (4, 54357056), (8, 27178528), (13, 16725248), (16, 13589264), (26, 8362624), (32, 6794632), (52, 4181312), (64, 3397316), (79, 2752256), (104, 2090656), (128, 1698658), (158, 1376128), (208, 1045328), (256, 849329), (316, 688064), (416, 522664), (632, 344032), (827, 262912), (832, 261332), (1027, 211712), (1264, 172016), (1654, 131456), (1664, 130666), (2054, 105856), (2528, 86008), (3308, 65728), (3328, 65333), (4108, 52928), (5056, 43004), (6616, 32864), (8216, 26464), (10112, 21502), (10751, 20224), (13232, 16432)]