221702868

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1697}}^1$

素因数の和:1917

約数の個数: 72

約数和(自身を含む): 593349120

約数和(自身を除く): 371646252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 191, 228, 342, 382, 573, 684, 764, 1146, 1697, 1719, 2292, 3394, 3438, 3629, 5091, 6788, 6876, 7258, 10182, 10887, 14516, 15273, 20364, 21774, 30546, 32243, 32661, 43548, 61092, 64486, 65322, 96729, 128972, 130644, 193458, 290187, 324127, 386916, 580374, 648254, 972381, 1160748, 1296508, 1944762, 2917143, 3889524, 5834286, 6158413, 11668572, 12316826, 18475239, 24633652, 36950478, 55425717, 73900956, 110851434, 221702868]

約数ペア:

[(1, 221702868), (2, 110851434), (3, 73900956), (4, 55425717), (6, 36950478), (9, 24633652), (12, 18475239), (18, 12316826), (19, 11668572), (36, 6158413), (38, 5834286), (57, 3889524), (76, 2917143), (114, 1944762), (171, 1296508), (191, 1160748), (228, 972381), (342, 648254), (382, 580374), (573, 386916), (684, 324127), (764, 290187), (1146, 193458), (1697, 130644), (1719, 128972), (2292, 96729), (3394, 65322), (3438, 64486), (3629, 61092), (5091, 43548), (6788, 32661), (6876, 32243), (7258, 30546), (10182, 21774), (10887, 20364), (14516, 15273)]