28903634158

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{8161}}^1$

素因数の和:8857

約数の個数: 64

約数和(自身を含む): 54836103168

約数和(自身を除く): 25932469010

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 322, 391, 647, 782, 1294, 2737, 4529, 5474, 8161, 9058, 10999, 14881, 16322, 21998, 29762, 57127, 76993, 104167, 114254, 138737, 153986, 187703, 208334, 252977, 277474, 375406, 505954, 971159, 1313921, 1770839, 1942318, 2627842, 3190951, 3541678, 5280167, 6381902, 10560334, 22336657, 36961169, 44673314, 73922338, 89762839, 121443841, 179525678, 242887682, 628339873, 850106887, 1256679746, 1700213774, 2064545297, 4129090594, 14451817079, 28903634158]

約数ペア:

[(1, 28903634158), (2, 14451817079), (7, 4129090594), (14, 2064545297), (17, 1700213774), (23, 1256679746), (34, 850106887), (46, 628339873), (119, 242887682), (161, 179525678), (238, 121443841), (322, 89762839), (391, 73922338), (647, 44673314), (782, 36961169), (1294, 22336657), (2737, 10560334), (4529, 6381902), (5474, 5280167), (8161, 3541678), (9058, 3190951), (10999, 2627842), (14881, 1942318), (16322, 1770839), (21998, 1313921), (29762, 971159), (57127, 505954), (76993, 375406), (104167, 277474), (114254, 252977), (138737, 208334), (153986, 187703)]