394088908

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 719712000

約数和(自身を除く): 325623092

約数列:

[1, 2, 4, 67, 71, 134, 139, 142, 149, 268, 278, 284, 298, 556, 596, 4757, 9313, 9514, 9869, 9983, 10579, 18626, 19028, 19738, 19966, 20711, 21158, 37252, 39476, 39932, 41422, 42316, 82844, 661223, 708793, 1322446, 1387637, 1417586, 1470481, 2644892, 2775274, 2835172, 2940962, 5550548, 5881924, 98522227, 197044454, 394088908]

約数ペア:

[(1, 394088908), (2, 197044454), (4, 98522227), (67, 5881924), (71, 5550548), (134, 2940962), (139, 2835172), (142, 2775274), (149, 2644892), (268, 1470481), (278, 1417586), (284, 1387637), (298, 1322446), (556, 708793), (596, 661223), (4757, 82844), (9313, 42316), (9514, 41422), (9869, 39932), (9983, 39476), (10579, 37252), (18626, 21158), (19028, 20711), (19738, 19966)]