28416990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{135319}}^1$

素因数の和:135336

約数の個数: 32

約数和(自身を含む): 77944320

約数和(自身を除く): 49527330

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 135319, 270638, 405957, 676595, 811914, 947233, 1353190, 1894466, 2029785, 2841699, 4059570, 4736165, 5683398, 9472330, 14208495, 28416990]

約数ペア:

[(1, 28416990), (2, 14208495), (3, 9472330), (5, 5683398), (6, 4736165), (7, 4059570), (10, 2841699), (14, 2029785), (15, 1894466), (21, 1353190), (30, 947233), (35, 811914), (42, 676595), (70, 405957), (105, 270638), (210, 135319)]