351612975

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 680761488

約数和(自身を除く): 329148513

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 241, 245, 397, 525, 723, 735, 1191, 1205, 1225, 1687, 1985, 2779, 3615, 3675, 5061, 5955, 6025, 8337, 8435, 9925, 11809, 13895, 18075, 19453, 25305, 29775, 35427, 41685, 42175, 58359, 59045, 69475, 95677, 97265, 126525, 177135, 208425, 287031, 291795, 295225, 478385, 486325, 669739, 885675, 1435155, 1458975, 2009217, 2391925, 3348695, 4688173, 7175775, 10046085, 14064519, 16743475, 23440865, 50230425, 70322595, 117204325, 351612975]

約数ペア:

[(1, 351612975), (3, 117204325), (5, 70322595), (7, 50230425), (15, 23440865), (21, 16743475), (25, 14064519), (35, 10046085), (49, 7175775), (75, 4688173), (105, 3348695), (147, 2391925), (175, 2009217), (241, 1458975), (245, 1435155), (397, 885675), (525, 669739), (723, 486325), (735, 478385), (1191, 295225), (1205, 291795), (1225, 287031), (1687, 208425), (1985, 177135), (2779, 126525), (3615, 97265), (3675, 95677), (5061, 69475), (5955, 59045), (6025, 58359), (8337, 42175), (8435, 41685), (9925, 35427), (11809, 29775), (13895, 25305), (18075, 19453)]