291775744

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1201}}^1$

素因数の和:1303

約数の個数: 72

約数和(自身を含む): 636333992

約数和(自身を除く): 344558248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 128, 146, 208, 256, 292, 416, 584, 832, 949, 1168, 1201, 1664, 1898, 2336, 2402, 3328, 3796, 4672, 4804, 7592, 9344, 9608, 15184, 15613, 18688, 19216, 30368, 31226, 38432, 60736, 62452, 76864, 87673, 121472, 124904, 153728, 175346, 242944, 249808, 307456, 350692, 499616, 701384, 999232, 1139749, 1402768, 1998464, 2279498, 2805536, 3996928, 4558996, 5611072, 9117992, 11222144, 18235984, 22444288, 36471968, 72943936, 145887872, 291775744]

約数ペア:

[(1, 291775744), (2, 145887872), (4, 72943936), (8, 36471968), (13, 22444288), (16, 18235984), (26, 11222144), (32, 9117992), (52, 5611072), (64, 4558996), (73, 3996928), (104, 2805536), (128, 2279498), (146, 1998464), (208, 1402768), (256, 1139749), (292, 999232), (416, 701384), (584, 499616), (832, 350692), (949, 307456), (1168, 249808), (1201, 242944), (1664, 175346), (1898, 153728), (2336, 124904), (2402, 121472), (3328, 87673), (3796, 76864), (4672, 62452), (4804, 60736), (7592, 38432), (9344, 31226), (9608, 30368), (15184, 19216), (15613, 18688)]