199910196

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{661}}^1$

素因数の和:973

約数の個数: 72

約数和(自身を含む): 524346368

約数和(自身を除く): 324436172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 271, 279, 372, 542, 558, 661, 813, 1084, 1116, 1322, 1626, 1983, 2439, 2644, 3252, 3966, 4878, 5949, 7932, 8401, 9756, 11898, 16802, 20491, 23796, 25203, 33604, 40982, 50406, 61473, 75609, 81964, 100812, 122946, 151218, 179131, 184419, 245892, 302436, 358262, 368838, 537393, 716524, 737676, 1074786, 1612179, 2149572, 3224358, 5553061, 6448716, 11106122, 16659183, 22212244, 33318366, 49977549, 66636732, 99955098, 199910196]

約数ペア:

[(1, 199910196), (2, 99955098), (3, 66636732), (4, 49977549), (6, 33318366), (9, 22212244), (12, 16659183), (18, 11106122), (31, 6448716), (36, 5553061), (62, 3224358), (93, 2149572), (124, 1612179), (186, 1074786), (271, 737676), (279, 716524), (372, 537393), (542, 368838), (558, 358262), (661, 302436), (813, 245892), (1084, 184419), (1116, 179131), (1322, 151218), (1626, 122946), (1983, 100812), (2439, 81964), (2644, 75609), (3252, 61473), (3966, 50406), (4878, 40982), (5949, 33604), (7932, 25203), (8401, 23796), (9756, 20491), (11898, 16802)]