257942394

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:669

約数の個数: 80

約数和(自身を含む): 616156200

約数和(自身を除く): 358213806

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 229, 306, 409, 458, 459, 687, 818, 918, 1227, 1374, 1377, 2061, 2454, 2754, 3681, 3893, 4122, 6183, 6953, 7362, 7786, 11043, 11679, 12366, 13906, 18549, 20859, 22086, 23358, 33129, 35037, 37098, 41718, 62577, 66258, 70074, 93661, 105111, 125154, 187322, 187731, 210222, 280983, 315333, 375462, 561966, 563193, 630666, 842949, 1126386, 1592237, 1685898, 2528847, 3184474, 4776711, 5057694, 7586541, 9553422, 14330133, 15173082, 28660266, 42990399, 85980798, 128971197, 257942394]

約数ペア:

[(1, 257942394), (2, 128971197), (3, 85980798), (6, 42990399), (9, 28660266), (17, 15173082), (18, 14330133), (27, 9553422), (34, 7586541), (51, 5057694), (54, 4776711), (81, 3184474), (102, 2528847), (153, 1685898), (162, 1592237), (229, 1126386), (306, 842949), (409, 630666), (458, 563193), (459, 561966), (687, 375462), (818, 315333), (918, 280983), (1227, 210222), (1374, 187731), (1377, 187322), (2061, 125154), (2454, 105111), (2754, 93661), (3681, 70074), (3893, 66258), (4122, 62577), (6183, 41718), (6953, 37098), (7362, 35037), (7786, 33129), (11043, 23358), (11679, 22086), (12366, 20859), (13906, 18549)]