49503987

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:625

約数の個数: 48

約数和(自身を含む): 83740800

約数和(自身を除く): 34236813

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 169, 171, 247, 351, 507, 513, 571, 741, 1521, 1713, 2223, 3211, 4563, 5139, 6669, 7423, 9633, 10849, 15417, 22269, 28899, 32547, 66807, 86697, 96499, 97641, 141037, 200421, 289497, 292923, 423111, 868491, 1269333, 1833481, 2605473, 3807999, 5500443, 16501329, 49503987]

約数ペア:

[(1, 49503987), (3, 16501329), (9, 5500443), (13, 3807999), (19, 2605473), (27, 1833481), (39, 1269333), (57, 868491), (117, 423111), (169, 292923), (171, 289497), (247, 200421), (351, 141037), (507, 97641), (513, 96499), (571, 86697), (741, 66807), (1521, 32547), (1713, 28899), (2223, 22269), (3211, 15417), (4563, 10849), (5139, 9633), (6669, 7423)]