5217555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 10506240

約数和(自身を除く): 5288685

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 37, 51, 79, 85, 105, 111, 119, 185, 237, 255, 259, 357, 395, 553, 555, 595, 629, 777, 1185, 1295, 1343, 1659, 1785, 1887, 2765, 2923, 3145, 3885, 4029, 4403, 6715, 8295, 8769, 9401, 9435, 13209, 14615, 20145, 20461, 22015, 28203, 43845, 47005, 49691, 61383, 66045, 102305, 141015, 149073, 248455, 306915, 347837, 745365, 1043511, 1739185, 5217555]

約数ペア:

[(1, 5217555), (3, 1739185), (5, 1043511), (7, 745365), (15, 347837), (17, 306915), (21, 248455), (35, 149073), (37, 141015), (51, 102305), (79, 66045), (85, 61383), (105, 49691), (111, 47005), (119, 43845), (185, 28203), (237, 22015), (255, 20461), (259, 20145), (357, 14615), (395, 13209), (553, 9435), (555, 9401), (595, 8769), (629, 8295), (777, 6715), (1185, 4403), (1295, 4029), (1343, 3885), (1659, 3145), (1785, 2923), (1887, 2765)]