201789819

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1$

素因数の和:190

約数の個数: 96

約数和(自身を含む): 388938240

約数和(自身を除く): 187148421

約数列:

[1, 3, 7, 9, 11, 21, 27, 31, 33, 63, 77, 93, 99, 101, 189, 217, 231, 279, 297, 303, 341, 651, 693, 707, 837, 909, 961, 1023, 1111, 1953, 2079, 2121, 2387, 2727, 2883, 3069, 3131, 3333, 5859, 6363, 6727, 7161, 7777, 8649, 9207, 9393, 9999, 10571, 19089, 20181, 21483, 21917, 23331, 25947, 28179, 29997, 31713, 34441, 60543, 64449, 65751, 69993, 73997, 84537, 95139, 97061, 103323, 181629, 197253, 209979, 221991, 241087, 285417, 291183, 309969, 591759, 665973, 679427, 723261, 873549, 929907, 1067671, 1997919, 2038281, 2169783, 2620647, 3203013, 6114843, 6509349, 7473697, 9609039, 18344529, 22421091, 28827117, 67263273, 201789819]

約数ペア:

[(1, 201789819), (3, 67263273), (7, 28827117), (9, 22421091), (11, 18344529), (21, 9609039), (27, 7473697), (31, 6509349), (33, 6114843), (63, 3203013), (77, 2620647), (93, 2169783), (99, 2038281), (101, 1997919), (189, 1067671), (217, 929907), (231, 873549), (279, 723261), (297, 679427), (303, 665973), (341, 591759), (651, 309969), (693, 291183), (707, 285417), (837, 241087), (909, 221991), (961, 209979), (1023, 197253), (1111, 181629), (1953, 103323), (2079, 97061), (2121, 95139), (2387, 84537), (2727, 73997), (2883, 69993), (3069, 65751), (3131, 64449), (3333, 60543), (5859, 34441), (6363, 31713), (6727, 29997), (7161, 28179), (7777, 25947), (8649, 23331), (9207, 21917), (9393, 21483), (9999, 20181), (10571, 19089)]