213393128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{33637}}^1$

素因数の和:33717

約数の個数: 32

約数和(自身を含む): 437966760

約数和(自身を除く): 224573632

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 33637, 67274, 134548, 269096, 437281, 874562, 1749124, 2051857, 3498248, 4103714, 8207428, 16414856, 26674141, 53348282, 106696564, 213393128]

約数ペア:

[(1, 213393128), (2, 106696564), (4, 53348282), (8, 26674141), (13, 16414856), (26, 8207428), (52, 4103714), (61, 3498248), (104, 2051857), (122, 1749124), (244, 874562), (488, 437281), (793, 269096), (1586, 134548), (3172, 67274), (6344, 33637)]