171792972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1109}}^1$

素因数の和:1463

約数の個数: 72

約数和(自身を含む): 469494480

約数和(自身を除く): 297701508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 331, 468, 662, 993, 1109, 1324, 1986, 2218, 2979, 3327, 3972, 4303, 4436, 5958, 6654, 8606, 9981, 11916, 12909, 13308, 14417, 17212, 19962, 25818, 28834, 38727, 39924, 43251, 51636, 57668, 77454, 86502, 129753, 154908, 173004, 259506, 367079, 519012, 734158, 1101237, 1468316, 2202474, 3303711, 4404948, 4772027, 6607422, 9544054, 13214844, 14316081, 19088108, 28632162, 42948243, 57264324, 85896486, 171792972]

約数ペア:

[(1, 171792972), (2, 85896486), (3, 57264324), (4, 42948243), (6, 28632162), (9, 19088108), (12, 14316081), (13, 13214844), (18, 9544054), (26, 6607422), (36, 4772027), (39, 4404948), (52, 3303711), (78, 2202474), (117, 1468316), (156, 1101237), (234, 734158), (331, 519012), (468, 367079), (662, 259506), (993, 173004), (1109, 154908), (1324, 129753), (1986, 86502), (2218, 77454), (2979, 57668), (3327, 51636), (3972, 43251), (4303, 39924), (4436, 38727), (5958, 28834), (6654, 25818), (8606, 19962), (9981, 17212), (11916, 14417), (12909, 13308)]