620640726

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:689

約数の個数: 64

約数和(自身を含む): 1339934400

約数和(自身を除く): 719293674

約数列:

[1, 2, 3, 6, 17, 34, 51, 97, 102, 149, 194, 291, 298, 421, 447, 582, 842, 894, 1263, 1649, 2526, 2533, 3298, 4947, 5066, 7157, 7599, 9894, 14314, 14453, 15198, 21471, 28906, 40837, 42942, 43359, 62729, 81674, 86718, 122511, 125458, 188187, 245022, 245701, 376374, 491402, 694229, 737103, 1066393, 1388458, 1474206, 2082687, 2132786, 3199179, 4165374, 6084713, 6398358, 12169426, 18254139, 36508278, 103440121, 206880242, 310320363, 620640726]

約数ペア:

[(1, 620640726), (2, 310320363), (3, 206880242), (6, 103440121), (17, 36508278), (34, 18254139), (51, 12169426), (97, 6398358), (102, 6084713), (149, 4165374), (194, 3199179), (291, 2132786), (298, 2082687), (421, 1474206), (447, 1388458), (582, 1066393), (842, 737103), (894, 694229), (1263, 491402), (1649, 376374), (2526, 245701), (2533, 245022), (3298, 188187), (4947, 125458), (5066, 122511), (7157, 86718), (7599, 81674), (9894, 62729), (14314, 43359), (14453, 42942), (15198, 40837), (21471, 28906)]