209859832

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:621

約数の個数: 128

約数和(自身を含む): 530288640

約数和(自身を除く): 320428808

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 31, 34, 52, 56, 62, 68, 91, 104, 119, 124, 136, 182, 217, 221, 238, 248, 364, 403, 434, 442, 476, 527, 547, 728, 806, 868, 884, 952, 1054, 1094, 1547, 1612, 1736, 1768, 2108, 2188, 2821, 3094, 3224, 3689, 3829, 4216, 4376, 5642, 6188, 6851, 7111, 7378, 7658, 9299, 11284, 12376, 13702, 14222, 14756, 15316, 16957, 18598, 22568, 27404, 28444, 29512, 30632, 33914, 37196, 47957, 49777, 54808, 56888, 65093, 67828, 74392, 95914, 99554, 118699, 120887, 130186, 135656, 191828, 199108, 220441, 237398, 241774, 260372, 288269, 383656, 398216, 440882, 474796, 483548, 520744, 576538, 846209, 881764, 949592, 967096, 1153076, 1543087, 1692418, 1763528, 2017883, 2306152, 3086174, 3384836, 3747497, 4035766, 6172348, 6769672, 7494994, 8071532, 12344696, 14989988, 16143064, 26232479, 29979976, 52464958, 104929916, 209859832]

約数ペア:

[(1, 209859832), (2, 104929916), (4, 52464958), (7, 29979976), (8, 26232479), (13, 16143064), (14, 14989988), (17, 12344696), (26, 8071532), (28, 7494994), (31, 6769672), (34, 6172348), (52, 4035766), (56, 3747497), (62, 3384836), (68, 3086174), (91, 2306152), (104, 2017883), (119, 1763528), (124, 1692418), (136, 1543087), (182, 1153076), (217, 967096), (221, 949592), (238, 881764), (248, 846209), (364, 576538), (403, 520744), (434, 483548), (442, 474796), (476, 440882), (527, 398216), (547, 383656), (728, 288269), (806, 260372), (868, 241774), (884, 237398), (952, 220441), (1054, 199108), (1094, 191828), (1547, 135656), (1612, 130186), (1736, 120887), (1768, 118699), (2108, 99554), (2188, 95914), (2821, 74392), (3094, 67828), (3224, 65093), (3689, 56888), (3829, 54808), (4216, 49777), (4376, 47957), (5642, 37196), (6188, 33914), (6851, 30632), (7111, 29512), (7378, 28444), (7658, 27404), (9299, 22568), (11284, 18598), (12376, 16957), (13702, 15316), (14222, 14756)]