207958478

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 420396480

約数和(自身を除く): 212438002

約数列:

[1, 2, 7, 13, 14, 26, 29, 31, 41, 58, 62, 82, 91, 182, 203, 217, 287, 377, 403, 406, 434, 533, 574, 754, 806, 899, 961, 1066, 1189, 1271, 1798, 1922, 2378, 2542, 2639, 2821, 3731, 5278, 5642, 6293, 6727, 7462, 8323, 8897, 11687, 12493, 12586, 13454, 15457, 16523, 16646, 17794, 23374, 24986, 27869, 30914, 33046, 36859, 39401, 55738, 73718, 78802, 81809, 87451, 108199, 115661, 163618, 174902, 195083, 216398, 231322, 258013, 275807, 362297, 390166, 479167, 512213, 516026, 551614, 724594, 958334, 1024426, 1142629, 2285258, 2536079, 3354169, 3585491, 5072158, 6708338, 7170982, 7998403, 14854177, 15996806, 29708354, 103979239, 207958478]

約数ペア:

[(1, 207958478), (2, 103979239), (7, 29708354), (13, 15996806), (14, 14854177), (26, 7998403), (29, 7170982), (31, 6708338), (41, 5072158), (58, 3585491), (62, 3354169), (82, 2536079), (91, 2285258), (182, 1142629), (203, 1024426), (217, 958334), (287, 724594), (377, 551614), (403, 516026), (406, 512213), (434, 479167), (533, 390166), (574, 362297), (754, 275807), (806, 258013), (899, 231322), (961, 216398), (1066, 195083), (1189, 174902), (1271, 163618), (1798, 115661), (1922, 108199), (2378, 87451), (2542, 81809), (2639, 78802), (2821, 73718), (3731, 55738), (5278, 39401), (5642, 36859), (6293, 33046), (6727, 30914), (7462, 27869), (8323, 24986), (8897, 23374), (11687, 17794), (12493, 16646), (12586, 16523), (13454, 15457)]