61613865

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 124225920

約数和(自身を除く): 62612055

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 81, 85, 95, 135, 153, 157, 171, 243, 255, 285, 323, 405, 459, 471, 513, 765, 785, 855, 969, 1215, 1377, 1413, 1539, 1615, 2295, 2355, 2565, 2669, 2907, 2983, 4131, 4239, 4617, 4845, 6885, 7065, 7695, 8007, 8721, 8949, 12717, 13345, 14535, 14915, 20655, 21195, 23085, 24021, 26163, 26847, 38151, 40035, 43605, 44745, 50711, 63585, 72063, 78489, 80541, 120105, 130815, 134235, 152133, 190755, 216189, 241623, 253555, 360315, 392445, 402705, 456399, 648567, 724869, 760665, 1080945, 1208115, 1369197, 2281995, 3242835, 3624345, 4107591, 6845985, 12322773, 20537955, 61613865]

約数ペア:

[(1, 61613865), (3, 20537955), (5, 12322773), (9, 6845985), (15, 4107591), (17, 3624345), (19, 3242835), (27, 2281995), (45, 1369197), (51, 1208115), (57, 1080945), (81, 760665), (85, 724869), (95, 648567), (135, 456399), (153, 402705), (157, 392445), (171, 360315), (243, 253555), (255, 241623), (285, 216189), (323, 190755), (405, 152133), (459, 134235), (471, 130815), (513, 120105), (765, 80541), (785, 78489), (855, 72063), (969, 63585), (1215, 50711), (1377, 44745), (1413, 43605), (1539, 40035), (1615, 38151), (2295, 26847), (2355, 26163), (2565, 24021), (2669, 23085), (2907, 21195), (2983, 20655), (4131, 14915), (4239, 14535), (4617, 13345), (4845, 12717), (6885, 8949), (7065, 8721), (7695, 8007)]