56440748

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1$

素因数の和:1351

約数の個数: 72

約数和(自身を含む): 131114592

約数和(自身を除く): 74673844

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 119, 182, 196, 221, 238, 364, 442, 476, 637, 833, 884, 1274, 1303, 1547, 1666, 2548, 2606, 3094, 3332, 5212, 6188, 9121, 10829, 16939, 18242, 21658, 22151, 33878, 36484, 43316, 44302, 63847, 67756, 88604, 118573, 127694, 155057, 237146, 255388, 287963, 310114, 474292, 575926, 620228, 830011, 1085399, 1151852, 1660022, 2015741, 2170798, 3320044, 4031482, 4341596, 8062964, 14110187, 28220374, 56440748]

約数ペア:

[(1, 56440748), (2, 28220374), (4, 14110187), (7, 8062964), (13, 4341596), (14, 4031482), (17, 3320044), (26, 2170798), (28, 2015741), (34, 1660022), (49, 1151852), (52, 1085399), (68, 830011), (91, 620228), (98, 575926), (119, 474292), (182, 310114), (196, 287963), (221, 255388), (238, 237146), (364, 155057), (442, 127694), (476, 118573), (637, 88604), (833, 67756), (884, 63847), (1274, 44302), (1303, 43316), (1547, 36484), (1666, 33878), (2548, 22151), (2606, 21658), (3094, 18242), (3332, 16939), (5212, 10829), (6188, 9121)]