278896609854

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1\times {\mathrm{22501}}^1$

素因数の和:22866

約数の個数: 96

約数和(自身を含む): 632979459840

約数和(自身を除く): 354082849986

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 97, 186, 194, 229, 279, 291, 458, 558, 582, 687, 873, 1374, 1746, 2061, 3007, 4122, 6014, 7099, 9021, 14198, 18042, 21297, 22213, 22501, 27063, 42594, 44426, 45002, 54126, 63891, 66639, 67503, 127782, 133278, 135006, 199917, 202509, 399834, 405018, 688603, 697531, 1377206, 1395062, 2065809, 2092593, 2182597, 4131618, 4185186, 4365194, 5152729, 6197427, 6277779, 6547791, 10305458, 12394854, 12555558, 13095582, 15458187, 19643373, 30916374, 39286746, 46374561, 67660507, 92749122, 135321014, 159734599, 202981521, 319469198, 405963042, 479203797, 499814713, 608944563, 958407594, 999629426, 1217889126, 1437611391, 1499444139, 2875222782, 2998888278, 4498332417, 8996664834, 15494256103, 30988512206, 46482768309, 92965536618, 139448304927, 278896609854]

約数ペア:

[(1, 278896609854), (2, 139448304927), (3, 92965536618), (6, 46482768309), (9, 30988512206), (18, 15494256103), (31, 8996664834), (62, 4498332417), (93, 2998888278), (97, 2875222782), (186, 1499444139), (194, 1437611391), (229, 1217889126), (279, 999629426), (291, 958407594), (458, 608944563), (558, 499814713), (582, 479203797), (687, 405963042), (873, 319469198), (1374, 202981521), (1746, 159734599), (2061, 135321014), (3007, 92749122), (4122, 67660507), (6014, 46374561), (7099, 39286746), (9021, 30916374), (14198, 19643373), (18042, 15458187), (21297, 13095582), (22213, 12555558), (22501, 12394854), (27063, 10305458), (42594, 6547791), (44426, 6277779), (45002, 6197427), (54126, 5152729), (63891, 4365194), (66639, 4185186), (67503, 4131618), (127782, 2182597), (133278, 2092593), (135006, 2065809), (199917, 1395062), (202509, 1377206), (399834, 697531), (405018, 688603)]