66815415

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 123379200

約数和(自身を除く): 56563785

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 83, 89, 135, 201, 249, 267, 335, 415, 445, 603, 747, 801, 1005, 1245, 1335, 1809, 2241, 2403, 3015, 3735, 4005, 5561, 5963, 7387, 9045, 11205, 12015, 16683, 17889, 22161, 27805, 29815, 36935, 50049, 53667, 66483, 83415, 89445, 110805, 150147, 161001, 199449, 250245, 268335, 332415, 494929, 750735, 805005, 997245, 1484787, 2474645, 4454361, 7423935, 13363083, 22271805, 66815415]

約数ペア:

[(1, 66815415), (3, 22271805), (5, 13363083), (9, 7423935), (15, 4454361), (27, 2474645), (45, 1484787), (67, 997245), (83, 805005), (89, 750735), (135, 494929), (201, 332415), (249, 268335), (267, 250245), (335, 199449), (415, 161001), (445, 150147), (603, 110805), (747, 89445), (801, 83415), (1005, 66483), (1245, 53667), (1335, 50049), (1809, 36935), (2241, 29815), (2403, 27805), (3015, 22161), (3735, 17889), (4005, 16683), (5561, 12015), (5963, 11205), (7387, 9045)]