16676775

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 32497920

約数和(自身を除く): 15821145

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 47, 57, 75, 83, 95, 141, 171, 225, 235, 249, 285, 415, 423, 475, 705, 747, 855, 893, 1175, 1245, 1425, 1577, 2075, 2115, 2679, 3525, 3735, 3901, 4275, 4465, 4731, 6225, 7885, 8037, 10575, 11703, 13395, 14193, 18675, 19505, 22325, 23655, 35109, 39425, 40185, 58515, 66975, 70965, 74119, 97525, 118275, 175545, 200925, 222357, 292575, 354825, 370595, 667071, 877725, 1111785, 1852975, 3335355, 5558925, 16676775]

約数ペア:

[(1, 16676775), (3, 5558925), (5, 3335355), (9, 1852975), (15, 1111785), (19, 877725), (25, 667071), (45, 370595), (47, 354825), (57, 292575), (75, 222357), (83, 200925), (95, 175545), (141, 118275), (171, 97525), (225, 74119), (235, 70965), (249, 66975), (285, 58515), (415, 40185), (423, 39425), (475, 35109), (705, 23655), (747, 22325), (855, 19505), (893, 18675), (1175, 14193), (1245, 13395), (1425, 11703), (1577, 10575), (2075, 8037), (2115, 7885), (2679, 6225), (3525, 4731), (3735, 4465), (3901, 4275)]