13461975

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 26307840

約数和(自身を除く): 12845865

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 47, 57, 67, 75, 95, 141, 171, 201, 225, 235, 285, 335, 423, 475, 603, 705, 855, 893, 1005, 1175, 1273, 1425, 1675, 2115, 2679, 3015, 3149, 3525, 3819, 4275, 4465, 5025, 6365, 8037, 9447, 10575, 11457, 13395, 15075, 15745, 19095, 22325, 28341, 31825, 40185, 47235, 57285, 59831, 66975, 78725, 95475, 141705, 179493, 200925, 236175, 286425, 299155, 538479, 708525, 897465, 1495775, 2692395, 4487325, 13461975]

約数ペア:

[(1, 13461975), (3, 4487325), (5, 2692395), (9, 1495775), (15, 897465), (19, 708525), (25, 538479), (45, 299155), (47, 286425), (57, 236175), (67, 200925), (75, 179493), (95, 141705), (141, 95475), (171, 78725), (201, 66975), (225, 59831), (235, 57285), (285, 47235), (335, 40185), (423, 31825), (475, 28341), (603, 22325), (705, 19095), (855, 15745), (893, 15075), (1005, 13395), (1175, 11457), (1273, 10575), (1425, 9447), (1675, 8037), (2115, 6365), (2679, 5025), (3015, 4465), (3149, 4275), (3525, 3819)]