209475136

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3187}}^1$

素因数の和:3291

約数の個数: 56

約数和(自身を含む): 453461120

約数和(自身を除く): 243985984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 158, 208, 316, 416, 632, 832, 1027, 1264, 2054, 2528, 3187, 4108, 5056, 6374, 8216, 12748, 16432, 25496, 32864, 41431, 50992, 65728, 82862, 101984, 165724, 203968, 251773, 331448, 503546, 662896, 1007092, 1325792, 2014184, 2651584, 3273049, 4028368, 6546098, 8056736, 13092196, 16113472, 26184392, 52368784, 104737568, 209475136]

約数ペア:

[(1, 209475136), (2, 104737568), (4, 52368784), (8, 26184392), (13, 16113472), (16, 13092196), (26, 8056736), (32, 6546098), (52, 4028368), (64, 3273049), (79, 2651584), (104, 2014184), (158, 1325792), (208, 1007092), (316, 662896), (416, 503546), (632, 331448), (832, 251773), (1027, 203968), (1264, 165724), (2054, 101984), (2528, 82862), (3187, 65728), (4108, 50992), (5056, 41431), (6374, 32864), (8216, 25496), (12748, 16432)]