9780149964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1457983}}^1$

素因数の和:1458046

約数の個数: 48

約数和(自身を含む): 25147308032

約数和(自身を除く): 15367158068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 3354, 6708, 1457983, 2915966, 4373949, 5831932, 8747898, 17495796, 18953779, 37907558, 56861337, 62693269, 75815116, 113722674, 125386538, 188079807, 227445348, 250773076, 376159614, 752319228, 815012497, 1630024994, 2445037491, 3260049988, 4890074982, 9780149964]

約数ペア:

[(1, 9780149964), (2, 4890074982), (3, 3260049988), (4, 2445037491), (6, 1630024994), (12, 815012497), (13, 752319228), (26, 376159614), (39, 250773076), (43, 227445348), (52, 188079807), (78, 125386538), (86, 113722674), (129, 75815116), (156, 62693269), (172, 56861337), (258, 37907558), (516, 18953779), (559, 17495796), (1118, 8747898), (1677, 5831932), (2236, 4373949), (3354, 2915966), (6708, 1457983)]