689905611

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{571}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 1084168800

約数和(自身を除く): 394263189

約数列:

[1, 3, 9, 17, 51, 53, 149, 153, 159, 447, 477, 571, 901, 1341, 1713, 2533, 2703, 5139, 7599, 7897, 8109, 9707, 22797, 23691, 29121, 30263, 71073, 85079, 87363, 90789, 134249, 255237, 272367, 402747, 514471, 765711, 1208241, 1446343, 1543413, 4339029, 4509187, 4630239, 13017087, 13527561, 40582683, 76656179, 229968537, 689905611]

約数ペア:

[(1, 689905611), (3, 229968537), (9, 76656179), (17, 40582683), (51, 13527561), (53, 13017087), (149, 4630239), (153, 4509187), (159, 4339029), (447, 1543413), (477, 1446343), (571, 1208241), (901, 765711), (1341, 514471), (1713, 402747), (2533, 272367), (2703, 255237), (5139, 134249), (7599, 90789), (7897, 87363), (8109, 85079), (9707, 71073), (22797, 30263), (23691, 29121)]