397667043

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{67}}^2\times {\mathrm{193}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 636521760

約数和(自身を除く): 238854717

約数列:

[1, 3, 9, 17, 27, 51, 67, 153, 193, 201, 459, 579, 603, 1139, 1737, 1809, 3281, 3417, 4489, 5211, 9843, 10251, 12931, 13467, 29529, 30753, 38793, 40401, 76313, 88587, 116379, 121203, 219827, 228939, 349137, 659481, 686817, 866377, 1978443, 2060451, 2599131, 5935329, 7797393, 14728409, 23392179, 44185227, 132555681, 397667043]

約数ペア:

[(1, 397667043), (3, 132555681), (9, 44185227), (17, 23392179), (27, 14728409), (51, 7797393), (67, 5935329), (153, 2599131), (193, 2060451), (201, 1978443), (459, 866377), (579, 686817), (603, 659481), (1139, 349137), (1737, 228939), (1809, 219827), (3281, 121203), (3417, 116379), (4489, 88587), (5211, 76313), (9843, 40401), (10251, 38793), (12931, 30753), (13467, 29529)]