1908702978

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21713}}^1$

素因数の和:21768

約数の個数: 96

約数和(自身を含む): 4990398336

約数和(自身を除く): 3081695358

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 49, 69, 78, 91, 98, 138, 147, 161, 182, 273, 294, 299, 322, 483, 546, 598, 637, 897, 966, 1127, 1274, 1794, 1911, 2093, 2254, 3381, 3822, 4186, 6279, 6762, 12558, 14651, 21713, 29302, 43426, 43953, 65139, 87906, 130278, 151991, 282269, 303982, 455973, 499399, 564538, 846807, 911946, 998798, 1063937, 1498197, 1693614, 1975883, 2127874, 2996394, 3191811, 3495793, 3951766, 5927649, 6383622, 6492187, 6991586, 10487379, 11855298, 12984374, 13831181, 19476561, 20974758, 24470551, 27662362, 38953122, 41493543, 45445309, 48941102, 73411653, 82987086, 90890618, 136335927, 146823306, 272671854, 318117163, 636234326, 954351489, 1908702978]

約数ペア:

[(1, 1908702978), (2, 954351489), (3, 636234326), (6, 318117163), (7, 272671854), (13, 146823306), (14, 136335927), (21, 90890618), (23, 82987086), (26, 73411653), (39, 48941102), (42, 45445309), (46, 41493543), (49, 38953122), (69, 27662362), (78, 24470551), (91, 20974758), (98, 19476561), (138, 13831181), (147, 12984374), (161, 11855298), (182, 10487379), (273, 6991586), (294, 6492187), (299, 6383622), (322, 5927649), (483, 3951766), (546, 3495793), (598, 3191811), (637, 2996394), (897, 2127874), (966, 1975883), (1127, 1693614), (1274, 1498197), (1794, 1063937), (1911, 998798), (2093, 911946), (2254, 846807), (3381, 564538), (3822, 499399), (4186, 455973), (6279, 303982), (6762, 282269), (12558, 151991), (14651, 130278), (21713, 87906), (29302, 65139), (43426, 43953)]