47217375

素因数分解:

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

素因数の和:134

約数の個数: 72

約数和(自身を含む): 91543920

約数和(自身を除く): 44326545

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 47, 57, 75, 95, 125, 141, 171, 225, 235, 285, 375, 423, 475, 705, 855, 893, 1125, 1175, 1425, 2115, 2209, 2375, 2679, 3525, 4275, 4465, 5875, 6627, 7125, 8037, 10575, 11045, 13395, 17625, 19881, 21375, 22325, 33135, 40185, 41971, 52875, 55225, 66975, 99405, 111625, 125913, 165675, 200925, 209855, 276125, 334875, 377739, 497025, 629565, 828375, 1004625, 1049275, 1888695, 2485125, 3147825, 5246375, 9443475, 15739125, 47217375]

約数ペア:

[(1, 47217375), (3, 15739125), (5, 9443475), (9, 5246375), (15, 3147825), (19, 2485125), (25, 1888695), (45, 1049275), (47, 1004625), (57, 828375), (75, 629565), (95, 497025), (125, 377739), (141, 334875), (171, 276125), (225, 209855), (235, 200925), (285, 165675), (375, 125913), (423, 111625), (475, 99405), (705, 66975), (855, 55225), (893, 52875), (1125, 41971), (1175, 40185), (1425, 33135), (2115, 22325), (2209, 21375), (2375, 19881), (2679, 17625), (3525, 13395), (4275, 11045), (4465, 10575), (5875, 8037), (6627, 7125)]