311066652416

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{1871}}^1\times {\mathrm{49957}}^1$

素因数の和:51857

約数の個数: 72

約数和(自身を含む): 669051923904

約数和(自身を除く): 357985271488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 1871, 3328, 3742, 7484, 14968, 24323, 29936, 48646, 49957, 59872, 97292, 99914, 119744, 194584, 199828, 239488, 389168, 399656, 478976, 649441, 778336, 799312, 1298882, 1556672, 1598624, 2597764, 3113344, 3197248, 5195528, 6226688, 6394496, 10391056, 12788992, 20782112, 41564224, 83128448, 93469547, 166256896, 186939094, 373878188, 747756376, 1215104111, 1495512752, 2430208222, 2991025504, 4860416444, 5982051008, 9720832888, 11964102016, 19441665776, 23928204032, 38883331552, 77766663104, 155533326208, 311066652416]

約数ペア:

[(1, 311066652416), (2, 155533326208), (4, 77766663104), (8, 38883331552), (13, 23928204032), (16, 19441665776), (26, 11964102016), (32, 9720832888), (52, 5982051008), (64, 4860416444), (104, 2991025504), (128, 2430208222), (208, 1495512752), (256, 1215104111), (416, 747756376), (832, 373878188), (1664, 186939094), (1871, 166256896), (3328, 93469547), (3742, 83128448), (7484, 41564224), (14968, 20782112), (24323, 12788992), (29936, 10391056), (48646, 6394496), (49957, 6226688), (59872, 5195528), (97292, 3197248), (99914, 3113344), (119744, 2597764), (194584, 1598624), (199828, 1556672), (239488, 1298882), (389168, 799312), (399656, 778336), (478976, 649441)]