8399456

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 18155088

約数和(自身を除く): 9755632

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 331, 416, 488, 662, 793, 976, 1324, 1586, 1952, 2648, 3172, 4303, 5296, 6344, 8606, 10592, 12688, 17212, 20191, 25376, 34424, 40382, 68848, 80764, 137696, 161528, 262483, 323056, 524966, 646112, 1049932, 2099864, 4199728, 8399456]

約数ペア:

[(1, 8399456), (2, 4199728), (4, 2099864), (8, 1049932), (13, 646112), (16, 524966), (26, 323056), (32, 262483), (52, 161528), (61, 137696), (104, 80764), (122, 68848), (208, 40382), (244, 34424), (331, 25376), (416, 20191), (488, 17212), (662, 12688), (793, 10592), (976, 8606), (1324, 6344), (1586, 5296), (1952, 4303), (2648, 3172)]