1645435647

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{509}}^1\times {\mathrm{1787}}^1$

素因数の和:2372

約数の個数: 32

約数和(自身を含む): 2480313600

約数和(自身を除く): 834877953

約数列:

[1, 3, 9, 27, 67, 201, 509, 603, 1527, 1787, 1809, 4581, 5361, 13743, 16083, 34103, 48249, 102309, 119729, 306927, 359187, 909583, 920781, 1077561, 2728749, 3232683, 8186247, 24558741, 60942061, 182826183, 548478549, 1645435647]

約数ペア:

[(1, 1645435647), (3, 548478549), (9, 182826183), (27, 60942061), (67, 24558741), (201, 8186247), (509, 3232683), (603, 2728749), (1527, 1077561), (1787, 920781), (1809, 909583), (4581, 359187), (5361, 306927), (13743, 119729), (16083, 102309), (34103, 48249)]