1280997342

素因数分解:

$2^1\times 3^6\times {\mathrm{101}}^1\times {\mathrm{8699}}^1$

素因数の和:8820

約数の個数: 56

約数和(自身を含む): 2909784600

約数和(自身を除く): 1628787258

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 101, 162, 202, 243, 303, 486, 606, 729, 909, 1458, 1818, 2727, 5454, 8181, 8699, 16362, 17398, 24543, 26097, 49086, 52194, 73629, 78291, 147258, 156582, 234873, 469746, 704619, 878599, 1409238, 1757198, 2113857, 2635797, 4227714, 5271594, 6341571, 7907391, 12683142, 15814782, 23722173, 47444346, 71166519, 142333038, 213499557, 426999114, 640498671, 1280997342]

約数ペア:

[(1, 1280997342), (2, 640498671), (3, 426999114), (6, 213499557), (9, 142333038), (18, 71166519), (27, 47444346), (54, 23722173), (81, 15814782), (101, 12683142), (162, 7907391), (202, 6341571), (243, 5271594), (303, 4227714), (486, 2635797), (606, 2113857), (729, 1757198), (909, 1409238), (1458, 878599), (1818, 704619), (2727, 469746), (5454, 234873), (8181, 156582), (8699, 147258), (16362, 78291), (17398, 73629), (24543, 52194), (26097, 49086)]