398975108

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1\times {\mathrm{1213}}^1$

素因数の和:1932

約数の個数: 48

約数和(自身を含む): 846808704

約数和(自身を除く): 447833596

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 691, 1213, 1382, 2426, 2764, 4837, 4852, 8491, 9674, 11747, 16982, 19348, 20621, 23494, 33964, 41242, 46988, 82229, 82484, 144347, 164458, 288694, 328916, 577388, 838183, 1676366, 3352732, 5867281, 11734562, 14249111, 23469124, 28498222, 56996444, 99743777, 199487554, 398975108]

約数ペア:

[(1, 398975108), (2, 199487554), (4, 99743777), (7, 56996444), (14, 28498222), (17, 23469124), (28, 14249111), (34, 11734562), (68, 5867281), (119, 3352732), (238, 1676366), (476, 838183), (691, 577388), (1213, 328916), (1382, 288694), (2426, 164458), (2764, 144347), (4837, 82484), (4852, 82229), (8491, 46988), (9674, 41242), (11747, 33964), (16982, 23494), (19348, 20621)]