397498728

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{28409}}^1$

素因数の和:28482

約数の個数: 64

約数和(自身を含む): 1104580800

約数和(自身を除く): 707082072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 53, 66, 88, 106, 132, 159, 212, 264, 318, 424, 583, 636, 1166, 1272, 1749, 2332, 3498, 4664, 6996, 13992, 28409, 56818, 85227, 113636, 170454, 227272, 312499, 340908, 624998, 681816, 937497, 1249996, 1505677, 1874994, 2499992, 3011354, 3749988, 4517031, 6022708, 7499976, 9034062, 12045416, 16562447, 18068124, 33124894, 36136248, 49687341, 66249788, 99374682, 132499576, 198749364, 397498728]

約数ペア:

[(1, 397498728), (2, 198749364), (3, 132499576), (4, 99374682), (6, 66249788), (8, 49687341), (11, 36136248), (12, 33124894), (22, 18068124), (24, 16562447), (33, 12045416), (44, 9034062), (53, 7499976), (66, 6022708), (88, 4517031), (106, 3749988), (132, 3011354), (159, 2499992), (212, 1874994), (264, 1505677), (318, 1249996), (424, 937497), (583, 681816), (636, 624998), (1166, 340908), (1272, 312499), (1749, 227272), (2332, 170454), (3498, 113636), (4664, 85227), (6996, 56818), (13992, 28409)]