127977390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23311}}^1$

素因数の和:23385

約数の個数: 48

約数和(自身を含む): 338210496

約数和(自身を除く): 210233106

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 23311, 46622, 69933, 116555, 139866, 209799, 233110, 349665, 419598, 699330, 1048995, 1421971, 2097990, 2843942, 4265913, 7109855, 8531826, 12797739, 14219710, 21329565, 25595478, 42659130, 63988695, 127977390]

約数ペア:

[(1, 127977390), (2, 63988695), (3, 42659130), (5, 25595478), (6, 21329565), (9, 14219710), (10, 12797739), (15, 8531826), (18, 7109855), (30, 4265913), (45, 2843942), (61, 2097990), (90, 1421971), (122, 1048995), (183, 699330), (305, 419598), (366, 349665), (549, 233110), (610, 209799), (915, 139866), (1098, 116555), (1830, 69933), (2745, 46622), (5490, 23311)]