291250648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{28871}}^1$

素因数の和:28987

約数の個数: 32

約数和(自身を含む): 594185760

約数和(自身を除く): 302935112

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 194, 388, 776, 1261, 2522, 5044, 10088, 28871, 57742, 115484, 230968, 375323, 750646, 1501292, 2800487, 3002584, 5600974, 11201948, 22403896, 36406331, 72812662, 145625324, 291250648]

約数ペア:

[(1, 291250648), (2, 145625324), (4, 72812662), (8, 36406331), (13, 22403896), (26, 11201948), (52, 5600974), (97, 3002584), (104, 2800487), (194, 1501292), (388, 750646), (776, 375323), (1261, 230968), (2522, 115484), (5044, 57742), (10088, 28871)]