51288678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6673}}^1$

素因数の和:6749

約数の個数: 48

約数和(自身を含む): 129101856

約数和(自身を除く): 77813178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 366, 427, 549, 854, 1098, 1281, 2562, 3843, 6673, 7686, 13346, 20019, 40038, 46711, 60057, 93422, 120114, 140133, 280266, 407053, 420399, 814106, 840798, 1221159, 2442318, 2849371, 3663477, 5698742, 7326954, 8548113, 17096226, 25644339, 51288678]

約数ペア:

[(1, 51288678), (2, 25644339), (3, 17096226), (6, 8548113), (7, 7326954), (9, 5698742), (14, 3663477), (18, 2849371), (21, 2442318), (42, 1221159), (61, 840798), (63, 814106), (122, 420399), (126, 407053), (183, 280266), (366, 140133), (427, 120114), (549, 93422), (854, 60057), (1098, 46711), (1281, 40038), (2562, 20019), (3843, 13346), (6673, 7686)]