643424724

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{853}}^1\times {\mathrm{911}}^1$

素因数の和:1797

約数の個数: 72

約数和(自身を含む): 1701004032

約数和(自身を除く): 1057579308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 853, 911, 1706, 1822, 2559, 2733, 3412, 3644, 5118, 5466, 7677, 8199, 10236, 10932, 15354, 16398, 19619, 20953, 30708, 32796, 39238, 41906, 58857, 62859, 78476, 83812, 117714, 125718, 176571, 188577, 235428, 251436, 353142, 377154, 706284, 754308, 777083, 1554166, 2331249, 3108332, 4662498, 6993747, 9324996, 13987494, 17872909, 27974988, 35745818, 53618727, 71491636, 107237454, 160856181, 214474908, 321712362, 643424724]

約数ペア:

[(1, 643424724), (2, 321712362), (3, 214474908), (4, 160856181), (6, 107237454), (9, 71491636), (12, 53618727), (18, 35745818), (23, 27974988), (36, 17872909), (46, 13987494), (69, 9324996), (92, 6993747), (138, 4662498), (207, 3108332), (276, 2331249), (414, 1554166), (828, 777083), (853, 754308), (911, 706284), (1706, 377154), (1822, 353142), (2559, 251436), (2733, 235428), (3412, 188577), (3644, 176571), (5118, 125718), (5466, 117714), (7677, 83812), (8199, 78476), (10236, 62859), (10932, 58857), (15354, 41906), (16398, 39238), (19619, 32796), (20953, 30708)]