28088658

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 72648576

約数和(自身を除く): 44559918

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 23, 26, 34, 39, 46, 51, 69, 78, 102, 117, 138, 153, 207, 221, 234, 299, 306, 307, 391, 414, 442, 598, 614, 663, 782, 897, 921, 1173, 1326, 1794, 1842, 1989, 2346, 2691, 2763, 3519, 3978, 3991, 5083, 5219, 5382, 5526, 7038, 7061, 7982, 10166, 10438, 11973, 14122, 15249, 15657, 21183, 23946, 30498, 31314, 35919, 42366, 45747, 46971, 63549, 67847, 71838, 91494, 91793, 93942, 120037, 127098, 135694, 183586, 203541, 240074, 275379, 360111, 407082, 550758, 610623, 720222, 826137, 1080333, 1221246, 1560481, 1652274, 2160666, 3120962, 4681443, 9362886, 14044329, 28088658]

約数ペア:

[(1, 28088658), (2, 14044329), (3, 9362886), (6, 4681443), (9, 3120962), (13, 2160666), (17, 1652274), (18, 1560481), (23, 1221246), (26, 1080333), (34, 826137), (39, 720222), (46, 610623), (51, 550758), (69, 407082), (78, 360111), (102, 275379), (117, 240074), (138, 203541), (153, 183586), (207, 135694), (221, 127098), (234, 120037), (299, 93942), (306, 91793), (307, 91494), (391, 71838), (414, 67847), (442, 63549), (598, 46971), (614, 45747), (663, 42366), (782, 35919), (897, 31314), (921, 30498), (1173, 23946), (1326, 21183), (1794, 15657), (1842, 15249), (1989, 14122), (2346, 11973), (2691, 10438), (2763, 10166), (3519, 7982), (3978, 7061), (3991, 7038), (5083, 5526), (5219, 5382)]