1333458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 3481920

約数和(自身を除く): 2148462

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 557, 798, 1114, 1197, 1671, 2394, 3342, 3899, 5013, 7798, 10026, 10583, 11697, 21166, 23394, 31749, 35091, 63498, 70182, 74081, 95247, 148162, 190494, 222243, 444486, 666729, 1333458]

約数ペア:

[(1, 1333458), (2, 666729), (3, 444486), (6, 222243), (7, 190494), (9, 148162), (14, 95247), (18, 74081), (19, 70182), (21, 63498), (38, 35091), (42, 31749), (57, 23394), (63, 21166), (114, 11697), (126, 10583), (133, 10026), (171, 7798), (266, 5013), (342, 3899), (399, 3342), (557, 2394), (798, 1671), (1114, 1197)]