78540918

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 175011840

約数和(自身を除く): 96470922

約数列:

[1, 2, 3, 6, 17, 31, 34, 51, 59, 62, 93, 102, 118, 177, 186, 354, 421, 527, 842, 1003, 1054, 1263, 1581, 1829, 2006, 2526, 3009, 3162, 3658, 5487, 6018, 7157, 10974, 13051, 14314, 21471, 24839, 26102, 31093, 39153, 42942, 49678, 62186, 74517, 78306, 93279, 149034, 186558, 221867, 422263, 443734, 665601, 770009, 844526, 1266789, 1331202, 1540018, 2310027, 2533578, 4620054, 13090153, 26180306, 39270459, 78540918]

約数ペア:

[(1, 78540918), (2, 39270459), (3, 26180306), (6, 13090153), (17, 4620054), (31, 2533578), (34, 2310027), (51, 1540018), (59, 1331202), (62, 1266789), (93, 844526), (102, 770009), (118, 665601), (177, 443734), (186, 422263), (354, 221867), (421, 186558), (527, 149034), (842, 93279), (1003, 78306), (1054, 74517), (1263, 62186), (1581, 49678), (1829, 42942), (2006, 39153), (2526, 31093), (3009, 26102), (3162, 24839), (3658, 21471), (5487, 14314), (6018, 13051), (7157, 10974)]