72290313

素因数分解:

$3^5\times {\mathrm{521}}^1\times {\mathrm{571}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 108684576

約数和(自身を除く): 36394263

約数列:

[1, 3, 9, 27, 81, 243, 521, 571, 1563, 1713, 4689, 5139, 14067, 15417, 42201, 46251, 126603, 138753, 297491, 892473, 2677419, 8032257, 24096771, 72290313]

約数ペア:

[(1, 72290313), (3, 24096771), (9, 8032257), (27, 2677419), (81, 892473), (243, 297491), (521, 138753), (571, 126603), (1563, 46251), (1713, 42201), (4689, 15417), (5139, 14067)]