291912348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{20563}}^1$

素因数の和:20603

約数の個数: 72

約数和(自身を含む): 842959488

約数和(自身を除く): 551047140

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 2028, 2366, 3549, 4732, 7098, 14196, 20563, 41126, 61689, 82252, 123378, 143941, 246756, 267319, 287882, 431823, 534638, 575764, 801957, 863646, 1069276, 1603914, 1727292, 1871233, 3207828, 3475147, 3742466, 5613699, 6950294, 7484932, 10425441, 11227398, 13900588, 20850882, 22454796, 24326029, 41701764, 48652058, 72978087, 97304116, 145956174, 291912348]

約数ペア:

[(1, 291912348), (2, 145956174), (3, 97304116), (4, 72978087), (6, 48652058), (7, 41701764), (12, 24326029), (13, 22454796), (14, 20850882), (21, 13900588), (26, 11227398), (28, 10425441), (39, 7484932), (42, 6950294), (52, 5613699), (78, 3742466), (84, 3475147), (91, 3207828), (156, 1871233), (169, 1727292), (182, 1603914), (273, 1069276), (338, 863646), (364, 801957), (507, 575764), (546, 534638), (676, 431823), (1014, 287882), (1092, 267319), (1183, 246756), (2028, 143941), (2366, 123378), (3549, 82252), (4732, 61689), (7098, 41126), (14196, 20563)]