278654922

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10007}}^1$

素因数の和:10052

約数の個数: 96

約数和(自身を含む): 786868992

約数和(自身を除く): 508214070

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 51, 63, 78, 91, 102, 117, 119, 126, 153, 182, 221, 234, 238, 273, 306, 357, 442, 546, 663, 714, 819, 1071, 1326, 1547, 1638, 1989, 2142, 3094, 3978, 4641, 9282, 10007, 13923, 20014, 27846, 30021, 60042, 70049, 90063, 130091, 140098, 170119, 180126, 210147, 260182, 340238, 390273, 420294, 510357, 630441, 780546, 910637, 1020714, 1170819, 1190833, 1260882, 1531071, 1821274, 2211547, 2341638, 2381666, 2731911, 3062142, 3572499, 4423094, 5463822, 6634641, 7144998, 8195733, 10717497, 13269282, 15480829, 16391466, 19903923, 21434994, 30961658, 39807846, 46442487, 92884974, 139327461, 278654922]

約数ペア:

[(1, 278654922), (2, 139327461), (3, 92884974), (6, 46442487), (7, 39807846), (9, 30961658), (13, 21434994), (14, 19903923), (17, 16391466), (18, 15480829), (21, 13269282), (26, 10717497), (34, 8195733), (39, 7144998), (42, 6634641), (51, 5463822), (63, 4423094), (78, 3572499), (91, 3062142), (102, 2731911), (117, 2381666), (119, 2341638), (126, 2211547), (153, 1821274), (182, 1531071), (221, 1260882), (234, 1190833), (238, 1170819), (273, 1020714), (306, 910637), (357, 780546), (442, 630441), (546, 510357), (663, 420294), (714, 390273), (819, 340238), (1071, 260182), (1326, 210147), (1547, 180126), (1638, 170119), (1989, 140098), (2142, 130091), (3094, 90063), (3978, 70049), (4641, 60042), (9282, 30021), (10007, 27846), (13923, 20014)]