207831390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4889}}^1$

素因数の和:5021

約数の個数: 64

約数和(自身を含む): 542203200

約数和(自身を除く): 334371810

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 109, 130, 195, 218, 327, 390, 545, 654, 1090, 1417, 1635, 2834, 3270, 4251, 4889, 7085, 8502, 9778, 14170, 14667, 21255, 24445, 29334, 42510, 48890, 63557, 73335, 127114, 146670, 190671, 317785, 381342, 532901, 635570, 953355, 1065802, 1598703, 1906710, 2664505, 3197406, 5329010, 6927713, 7993515, 13855426, 15987030, 20783139, 34638565, 41566278, 69277130, 103915695, 207831390]

約数ペア:

[(1, 207831390), (2, 103915695), (3, 69277130), (5, 41566278), (6, 34638565), (10, 20783139), (13, 15987030), (15, 13855426), (26, 7993515), (30, 6927713), (39, 5329010), (65, 3197406), (78, 2664505), (109, 1906710), (130, 1598703), (195, 1065802), (218, 953355), (327, 635570), (390, 532901), (545, 381342), (654, 317785), (1090, 190671), (1417, 146670), (1635, 127114), (2834, 73335), (3270, 63557), (4251, 48890), (4889, 42510), (7085, 29334), (8502, 24445), (9778, 21255), (14170, 14667)]