71582805

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{359}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 146534400

約数和(自身を除く): 74951595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 211, 315, 359, 633, 945, 1055, 1077, 1477, 1795, 1899, 2513, 3165, 3231, 4431, 5385, 5697, 7385, 7539, 9495, 9693, 12565, 13293, 16155, 22155, 22617, 28485, 37695, 39879, 48465, 66465, 67851, 75749, 113085, 199395, 227247, 339255, 378745, 530243, 681741, 1136235, 1590729, 2045223, 2651215, 3408705, 4772187, 7953645, 10226115, 14316561, 23860935, 71582805]

約数ペア:

[(1, 71582805), (3, 23860935), (5, 14316561), (7, 10226115), (9, 7953645), (15, 4772187), (21, 3408705), (27, 2651215), (35, 2045223), (45, 1590729), (63, 1136235), (105, 681741), (135, 530243), (189, 378745), (211, 339255), (315, 227247), (359, 199395), (633, 113085), (945, 75749), (1055, 67851), (1077, 66465), (1477, 48465), (1795, 39879), (1899, 37695), (2513, 28485), (3165, 22617), (3231, 22155), (4431, 16155), (5385, 13293), (5697, 12565), (7385, 9693), (7539, 9495)]