25213761

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:275

約数の個数: 40

約数和(自身を含む): 39726720

約数和(自身を除く): 14512959

約数列:

[1, 3, 9, 27, 37, 47, 81, 111, 141, 179, 333, 423, 537, 999, 1269, 1611, 1739, 2997, 3807, 4833, 5217, 6623, 8413, 14499, 15651, 19869, 25239, 46953, 59607, 75717, 140859, 178821, 227151, 311281, 536463, 681453, 933843, 2801529, 8404587, 25213761]

約数ペア:

[(1, 25213761), (3, 8404587), (9, 2801529), (27, 933843), (37, 681453), (47, 536463), (81, 311281), (111, 227151), (141, 178821), (179, 140859), (333, 75717), (423, 59607), (537, 46953), (999, 25239), (1269, 19869), (1611, 15651), (1739, 14499), (2997, 8413), (3807, 6623), (4833, 5217)]