291323214

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{13681}}^1$

素因数の和:13722

約数の個数: 72

約数和(自身を含む): 781187472

約数和(自身を除く): 489864258

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 169, 182, 234, 273, 338, 507, 546, 819, 1014, 1183, 1521, 1638, 2366, 3042, 3549, 7098, 10647, 13681, 21294, 27362, 41043, 82086, 95767, 123129, 177853, 191534, 246258, 287301, 355706, 533559, 574602, 861903, 1067118, 1244971, 1600677, 1723806, 2312089, 2489942, 3201354, 3734913, 4624178, 6936267, 7469826, 11204739, 13872534, 16184623, 20808801, 22409478, 32369246, 41617602, 48553869, 97107738, 145661607, 291323214]

約数ペア:

[(1, 291323214), (2, 145661607), (3, 97107738), (6, 48553869), (7, 41617602), (9, 32369246), (13, 22409478), (14, 20808801), (18, 16184623), (21, 13872534), (26, 11204739), (39, 7469826), (42, 6936267), (63, 4624178), (78, 3734913), (91, 3201354), (117, 2489942), (126, 2312089), (169, 1723806), (182, 1600677), (234, 1244971), (273, 1067118), (338, 861903), (507, 574602), (546, 533559), (819, 355706), (1014, 287301), (1183, 246258), (1521, 191534), (1638, 177853), (2366, 123129), (3042, 95767), (3549, 82086), (7098, 41043), (10647, 27362), (13681, 21294)]