281873291284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{641}}^1\times {\mathrm{863}}^1$

素因数の和:1801

約数の個数: 96

約数和(自身を含む): 547942993920

約数和(自身を除く): 266069702636

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 239, 478, 533, 641, 863, 956, 1066, 1282, 1726, 2132, 2564, 3107, 3452, 6214, 8333, 9799, 11219, 12428, 16666, 19598, 22438, 26281, 33332, 35383, 39196, 44876, 52562, 70766, 105124, 127387, 141532, 153199, 206257, 254774, 306398, 341653, 412514, 459979, 509548, 553183, 612796, 683306, 825028, 919958, 1106366, 1366612, 1839916, 1991587, 2212732, 2681341, 3983174, 5362682, 6281159, 7191379, 7966348, 8456537, 10725364, 12562318, 14382758, 16913074, 22680503, 25124636, 28765516, 33826148, 45361006, 81655067, 90722012, 109934981, 132210737, 163310134, 219869962, 264421474, 294846539, 326620268, 439739924, 528842948, 589693078, 1179386156, 1718739581, 3437479162, 5420640217, 6874958324, 10841280434, 21682560868, 70468322821, 140936645642, 281873291284]

約数ペア:

[(1, 281873291284), (2, 140936645642), (4, 70468322821), (13, 21682560868), (26, 10841280434), (41, 6874958324), (52, 5420640217), (82, 3437479162), (164, 1718739581), (239, 1179386156), (478, 589693078), (533, 528842948), (641, 439739924), (863, 326620268), (956, 294846539), (1066, 264421474), (1282, 219869962), (1726, 163310134), (2132, 132210737), (2564, 109934981), (3107, 90722012), (3452, 81655067), (6214, 45361006), (8333, 33826148), (9799, 28765516), (11219, 25124636), (12428, 22680503), (16666, 16913074), (19598, 14382758), (22438, 12562318), (26281, 10725364), (33332, 8456537), (35383, 7966348), (39196, 7191379), (44876, 6281159), (52562, 5362682), (70766, 3983174), (105124, 2681341), (127387, 2212732), (141532, 1991587), (153199, 1839916), (206257, 1366612), (254774, 1106366), (306398, 919958), (341653, 825028), (412514, 683306), (459979, 612796), (509548, 553183)]