1289402492

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{8353}}^1$

素因数の和:8550

約数の個数: 48

約数和(自身を含む): 2666596800

約数和(自身を除く): 1377194308

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 149, 259, 298, 518, 596, 1036, 1043, 2086, 4172, 5513, 8353, 11026, 16706, 22052, 33412, 38591, 58471, 77182, 116942, 154364, 233884, 309061, 618122, 1236244, 1244597, 2163427, 2489194, 4326854, 4978388, 8653708, 8712179, 17424358, 34848716, 46050089, 92100178, 184200356, 322350623, 644701246, 1289402492]

約数ペア:

[(1, 1289402492), (2, 644701246), (4, 322350623), (7, 184200356), (14, 92100178), (28, 46050089), (37, 34848716), (74, 17424358), (148, 8712179), (149, 8653708), (259, 4978388), (298, 4326854), (518, 2489194), (596, 2163427), (1036, 1244597), (1043, 1236244), (2086, 618122), (4172, 309061), (5513, 233884), (8353, 154364), (11026, 116942), (16706, 77182), (22052, 58471), (33412, 38591)]