397018256

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{3203}}^1$

素因数の和:3399

約数の個数: 40

約数和(自身を含む): 788235264

約数和(自身を除く): 391217008

約数列:

[1, 2, 4, 8, 16, 61, 122, 127, 244, 254, 488, 508, 976, 1016, 2032, 3203, 6406, 7747, 12812, 15494, 25624, 30988, 51248, 61976, 123952, 195383, 390766, 406781, 781532, 813562, 1563064, 1627124, 3126128, 3254248, 6508496, 24813641, 49627282, 99254564, 198509128, 397018256]

約数ペア:

[(1, 397018256), (2, 198509128), (4, 99254564), (8, 49627282), (16, 24813641), (61, 6508496), (122, 3254248), (127, 3126128), (244, 1627124), (254, 1563064), (488, 813562), (508, 781532), (976, 406781), (1016, 390766), (2032, 195383), (3203, 123952), (6406, 61976), (7747, 51248), (12812, 30988), (15494, 25624)]