17779644

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 47567520

約数和(自身を除く): 29787876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 109, 138, 197, 207, 218, 276, 327, 394, 414, 436, 591, 654, 788, 828, 981, 1182, 1308, 1773, 1962, 2364, 2507, 3546, 3924, 4531, 5014, 7092, 7521, 9062, 10028, 13593, 15042, 18124, 21473, 22563, 27186, 30084, 40779, 42946, 45126, 54372, 64419, 81558, 85892, 90252, 128838, 163116, 193257, 257676, 386514, 493879, 773028, 987758, 1481637, 1975516, 2963274, 4444911, 5926548, 8889822, 17779644]

約数ペア:

[(1, 17779644), (2, 8889822), (3, 5926548), (4, 4444911), (6, 2963274), (9, 1975516), (12, 1481637), (18, 987758), (23, 773028), (36, 493879), (46, 386514), (69, 257676), (92, 193257), (109, 163116), (138, 128838), (197, 90252), (207, 85892), (218, 81558), (276, 64419), (327, 54372), (394, 45126), (414, 42946), (436, 40779), (591, 30084), (654, 27186), (788, 22563), (828, 21473), (981, 18124), (1182, 15042), (1308, 13593), (1773, 10028), (1962, 9062), (2364, 7521), (2507, 7092), (3546, 5014), (3924, 4531)]