201616938

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:441

約数の個数: 80

約数和(自身を含む): 468426816

約数和(自身を除く): 266809878

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 103, 129, 162, 206, 258, 281, 309, 387, 562, 618, 774, 843, 927, 1161, 1686, 1854, 2322, 2529, 2781, 3483, 4429, 5058, 5562, 6966, 7587, 8343, 8858, 12083, 13287, 15174, 16686, 22761, 24166, 26574, 28943, 36249, 39861, 45522, 57886, 72498, 79722, 86829, 108747, 119583, 173658, 217494, 239166, 260487, 326241, 358749, 520974, 652482, 717498, 781461, 978723, 1244549, 1562922, 1957446, 2344383, 2489098, 3733647, 4688766, 7467294, 11200941, 22401882, 33602823, 67205646, 100808469, 201616938]

約数ペア:

[(1, 201616938), (2, 100808469), (3, 67205646), (6, 33602823), (9, 22401882), (18, 11200941), (27, 7467294), (43, 4688766), (54, 3733647), (81, 2489098), (86, 2344383), (103, 1957446), (129, 1562922), (162, 1244549), (206, 978723), (258, 781461), (281, 717498), (309, 652482), (387, 520974), (562, 358749), (618, 326241), (774, 260487), (843, 239166), (927, 217494), (1161, 173658), (1686, 119583), (1854, 108747), (2322, 86829), (2529, 79722), (2781, 72498), (3483, 57886), (4429, 45522), (5058, 39861), (5562, 36249), (6966, 28943), (7587, 26574), (8343, 24166), (8858, 22761), (12083, 16686), (13287, 15174)]