28497370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 59139072

約数和(自身を除く): 30641702

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 61, 62, 110, 122, 137, 155, 274, 305, 310, 341, 610, 671, 682, 685, 1342, 1370, 1507, 1705, 1891, 3014, 3355, 3410, 3782, 4247, 6710, 7535, 8357, 8494, 9455, 15070, 16714, 18910, 20801, 21235, 41602, 41785, 42470, 46717, 83570, 91927, 93434, 104005, 183854, 208010, 233585, 259067, 459635, 467170, 518134, 919270, 1295335, 2590670, 2849737, 5699474, 14248685, 28497370]

約数ペア:

[(1, 28497370), (2, 14248685), (5, 5699474), (10, 2849737), (11, 2590670), (22, 1295335), (31, 919270), (55, 518134), (61, 467170), (62, 459635), (110, 259067), (122, 233585), (137, 208010), (155, 183854), (274, 104005), (305, 93434), (310, 91927), (341, 83570), (610, 46717), (671, 42470), (682, 41785), (685, 41602), (1342, 21235), (1370, 20801), (1507, 18910), (1705, 16714), (1891, 15070), (3014, 9455), (3355, 8494), (3410, 8357), (3782, 7535), (4247, 6710)]