72980908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1657}}^1$

素因数の和:1703

約数の個数: 72

約数和(自身を含む): 172882976

約数和(自身を除く): 99902068

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 121, 143, 154, 182, 242, 286, 308, 364, 484, 572, 847, 1001, 1573, 1657, 1694, 2002, 3146, 3314, 3388, 4004, 6292, 6628, 11011, 11599, 18227, 21541, 22022, 23198, 36454, 43082, 44044, 46396, 72908, 86164, 127589, 150787, 200497, 236951, 255178, 301574, 400994, 473902, 510356, 603148, 801988, 947804, 1403479, 1658657, 2606461, 2806958, 3317314, 5212922, 5613916, 6634628, 10425844, 18245227, 36490454, 72980908]

約数ペア:

[(1, 72980908), (2, 36490454), (4, 18245227), (7, 10425844), (11, 6634628), (13, 5613916), (14, 5212922), (22, 3317314), (26, 2806958), (28, 2606461), (44, 1658657), (52, 1403479), (77, 947804), (91, 801988), (121, 603148), (143, 510356), (154, 473902), (182, 400994), (242, 301574), (286, 255178), (308, 236951), (364, 200497), (484, 150787), (572, 127589), (847, 86164), (1001, 72908), (1573, 46396), (1657, 44044), (1694, 43082), (2002, 36454), (3146, 23198), (3314, 22022), (3388, 21541), (4004, 18227), (6292, 11599), (6628, 11011)]