26891818

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:294

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 16653782

約数列:

[1, 2, 31, 41, 62, 71, 82, 142, 149, 298, 1271, 2201, 2542, 2911, 4402, 4619, 5822, 6109, 9238, 10579, 12218, 21158, 90241, 180482, 189379, 327949, 378758, 433739, 655898, 867478, 13445909, 26891818]

約数ペア:

[(1, 26891818), (2, 13445909), (31, 867478), (41, 655898), (62, 433739), (71, 378758), (82, 327949), (142, 189379), (149, 180482), (298, 90241), (1271, 21158), (2201, 12218), (2542, 10579), (2911, 9238), (4402, 6109), (4619, 5822)]