81214168

素因数分解:

$2^3\times 7^3\times {\mathrm{17}}^1\times {\mathrm{1741}}^1$

素因数の和:1785

約数の個数: 64

約数和(自身を含む): 188136000

約数和(自身を除く): 106921832

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 343, 392, 476, 686, 833, 952, 1372, 1666, 1741, 2744, 3332, 3482, 5831, 6664, 6964, 11662, 12187, 13928, 23324, 24374, 29597, 46648, 48748, 59194, 85309, 97496, 118388, 170618, 207179, 236776, 341236, 414358, 597163, 682472, 828716, 1194326, 1450253, 1657432, 2388652, 2900506, 4777304, 5801012, 10151771, 11602024, 20303542, 40607084, 81214168]

約数ペア:

[(1, 81214168), (2, 40607084), (4, 20303542), (7, 11602024), (8, 10151771), (14, 5801012), (17, 4777304), (28, 2900506), (34, 2388652), (49, 1657432), (56, 1450253), (68, 1194326), (98, 828716), (119, 682472), (136, 597163), (196, 414358), (238, 341236), (343, 236776), (392, 207179), (476, 170618), (686, 118388), (833, 97496), (952, 85309), (1372, 59194), (1666, 48748), (1741, 46648), (2744, 29597), (3332, 24374), (3482, 23324), (5831, 13928), (6664, 12187), (6964, 11662)]