320995948

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28447}}^1$

素因数の和:28502

約数の個数: 48

約数和(自身を含む): 713703424

約数和(自身を除く): 392707476

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 28447, 56894, 113788, 199129, 369811, 398258, 739622, 796516, 881857, 1479244, 1763714, 2588677, 3527428, 5177354, 6172999, 10354708, 11464141, 12345998, 22928282, 24691996, 45856564, 80248987, 160497974, 320995948]

約数ペア:

[(1, 320995948), (2, 160497974), (4, 80248987), (7, 45856564), (13, 24691996), (14, 22928282), (26, 12345998), (28, 11464141), (31, 10354708), (52, 6172999), (62, 5177354), (91, 3527428), (124, 2588677), (182, 1763714), (217, 1479244), (364, 881857), (403, 796516), (434, 739622), (806, 398258), (868, 369811), (1612, 199129), (2821, 113788), (5642, 56894), (11284, 28447)]