227335745

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 344908368

約数和(自身を除く): 117572623

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 137, 245, 455, 521, 637, 685, 959, 1781, 2605, 3185, 3647, 4795, 6713, 6773, 8905, 12467, 18235, 25529, 33565, 33865, 47411, 62335, 71377, 87269, 127645, 237055, 331877, 356885, 436345, 499639, 927901, 1659385, 2498195, 3497473, 4639505, 6495307, 17487365, 32476535, 45467149, 227335745]

約数ペア:

[(1, 227335745), (5, 45467149), (7, 32476535), (13, 17487365), (35, 6495307), (49, 4639505), (65, 3497473), (91, 2498195), (137, 1659385), (245, 927901), (455, 499639), (521, 436345), (637, 356885), (685, 331877), (959, 237055), (1781, 127645), (2605, 87269), (3185, 71377), (3647, 62335), (4795, 47411), (6713, 33865), (6773, 33565), (8905, 25529), (12467, 18235)]