421731441

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{509}}^1$

素因数の和:767

約数の個数: 40

約数和(自身を含む): 646473960

約数和(自身を除く): 224742519

約数列:

[1, 3, 9, 27, 53, 81, 159, 193, 477, 509, 579, 1431, 1527, 1737, 4293, 4581, 5211, 10229, 13743, 15633, 26977, 30687, 41229, 80931, 92061, 98237, 242793, 276183, 294711, 728379, 828549, 884133, 2185137, 2652399, 5206561, 7957197, 15619683, 46859049, 140577147, 421731441]

約数ペア:

[(1, 421731441), (3, 140577147), (9, 46859049), (27, 15619683), (53, 7957197), (81, 5206561), (159, 2652399), (193, 2185137), (477, 884133), (509, 828549), (579, 728379), (1431, 294711), (1527, 276183), (1737, 242793), (4293, 98237), (4581, 92061), (5211, 80931), (10229, 41229), (13743, 30687), (15633, 26977)]