15211742

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 30481920

約数和(自身を除く): 15270178

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 53, 83, 91, 106, 133, 166, 182, 247, 266, 371, 494, 581, 689, 742, 1007, 1079, 1162, 1378, 1577, 1729, 2014, 2158, 3154, 3458, 4399, 4823, 7049, 7553, 8798, 9646, 11039, 13091, 14098, 15106, 20501, 22078, 26182, 30793, 41002, 57187, 61586, 83581, 91637, 114374, 143507, 167162, 183274, 287014, 400309, 585067, 800618, 1086553, 1170134, 2173106, 7605871, 15211742]

約数ペア:

[(1, 15211742), (2, 7605871), (7, 2173106), (13, 1170134), (14, 1086553), (19, 800618), (26, 585067), (38, 400309), (53, 287014), (83, 183274), (91, 167162), (106, 143507), (133, 114374), (166, 91637), (182, 83581), (247, 61586), (266, 57187), (371, 41002), (494, 30793), (581, 26182), (689, 22078), (742, 20501), (1007, 15106), (1079, 14098), (1162, 13091), (1378, 11039), (1577, 9646), (1729, 8798), (2014, 7553), (2158, 7049), (3154, 4823), (3458, 4399)]