27978368

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 62864640

約数和(自身を除く): 34886272

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 341, 352, 496, 641, 682, 704, 992, 1282, 1364, 1408, 1984, 2564, 2728, 3968, 5128, 5456, 7051, 10256, 10912, 14102, 19871, 20512, 21824, 28204, 39742, 41024, 43648, 56408, 79484, 82048, 112816, 158968, 218581, 225632, 317936, 437162, 451264, 635872, 874324, 902528, 1271744, 1748648, 2543488, 3497296, 6994592, 13989184, 27978368]

約数ペア:

[(1, 27978368), (2, 13989184), (4, 6994592), (8, 3497296), (11, 2543488), (16, 1748648), (22, 1271744), (31, 902528), (32, 874324), (44, 635872), (62, 451264), (64, 437162), (88, 317936), (124, 225632), (128, 218581), (176, 158968), (248, 112816), (341, 82048), (352, 79484), (496, 56408), (641, 43648), (682, 41024), (704, 39742), (992, 28204), (1282, 21824), (1364, 20512), (1408, 19871), (1984, 14102), (2564, 10912), (2728, 10256), (3968, 7051), (5128, 5456)]