528019492

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18839}}^1$

素因数の和:18881

約数の個数: 72

約数和(自身を含む): 1262882880

約数和(自身を除く): 734863388

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 286, 308, 364, 539, 572, 637, 1001, 1078, 1274, 2002, 2156, 2548, 4004, 7007, 14014, 18839, 28028, 37678, 75356, 131873, 207229, 244907, 263746, 414458, 489814, 527492, 828916, 923111, 979628, 1450603, 1714349, 1846222, 2693977, 2901206, 3428698, 3692444, 5387954, 5802412, 6857396, 10154221, 10775908, 12000443, 18857839, 20308442, 24000886, 37715678, 40616884, 48001772, 75431356, 132004873, 264009746, 528019492]

約数ペア:

[(1, 528019492), (2, 264009746), (4, 132004873), (7, 75431356), (11, 48001772), (13, 40616884), (14, 37715678), (22, 24000886), (26, 20308442), (28, 18857839), (44, 12000443), (49, 10775908), (52, 10154221), (77, 6857396), (91, 5802412), (98, 5387954), (143, 3692444), (154, 3428698), (182, 2901206), (196, 2693977), (286, 1846222), (308, 1714349), (364, 1450603), (539, 979628), (572, 923111), (637, 828916), (1001, 527492), (1078, 489814), (1274, 414458), (2002, 263746), (2156, 244907), (2548, 207229), (4004, 131873), (7007, 75356), (14014, 37678), (18839, 28028)]