81931122

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16673}}^1$

素因数の和:16704

約数の個数: 64

約数和(自身を含む): 224098560

約数和(自身を除く): 142167438

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 16673, 33346, 50019, 100038, 116711, 150057, 216749, 233422, 300114, 350133, 433498, 450171, 650247, 700266, 900342, 1050399, 1300494, 1517243, 1950741, 2100798, 3034486, 3151197, 3901482, 4551729, 5852223, 6302394, 9103458, 11704446, 13655187, 27310374, 40965561, 81931122]

約数ペア:

[(1, 81931122), (2, 40965561), (3, 27310374), (6, 13655187), (7, 11704446), (9, 9103458), (13, 6302394), (14, 5852223), (18, 4551729), (21, 3901482), (26, 3151197), (27, 3034486), (39, 2100798), (42, 1950741), (54, 1517243), (63, 1300494), (78, 1050399), (91, 900342), (117, 700266), (126, 650247), (182, 450171), (189, 433498), (234, 350133), (273, 300114), (351, 233422), (378, 216749), (546, 150057), (702, 116711), (819, 100038), (1638, 50019), (2457, 33346), (4914, 16673)]