189886005

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 372526080

約数和(自身を除く): 182640075

約数列:

[1, 3, 5, 9, 15, 17, 27, 31, 45, 51, 85, 93, 135, 153, 155, 157, 255, 279, 289, 459, 465, 471, 527, 765, 785, 837, 867, 1395, 1413, 1445, 1581, 2295, 2355, 2601, 2635, 2669, 4185, 4239, 4335, 4743, 4867, 7065, 7803, 7905, 8007, 8959, 13005, 13345, 14229, 14601, 21195, 23715, 24021, 24335, 26877, 39015, 40035, 43803, 44795, 45373, 71145, 72063, 73005, 80631, 82739, 120105, 131409, 134385, 136119, 219015, 226865, 241893, 248217, 360315, 403155, 408357, 413695, 657045, 680595, 744651, 1209465, 1225071, 1241085, 1406563, 2041785, 2233953, 3723255, 4219689, 6125355, 7032815, 11169765, 12659067, 21098445, 37977201, 63295335, 189886005]

約数ペア:

[(1, 189886005), (3, 63295335), (5, 37977201), (9, 21098445), (15, 12659067), (17, 11169765), (27, 7032815), (31, 6125355), (45, 4219689), (51, 3723255), (85, 2233953), (93, 2041785), (135, 1406563), (153, 1241085), (155, 1225071), (157, 1209465), (255, 744651), (279, 680595), (289, 657045), (459, 413695), (465, 408357), (471, 403155), (527, 360315), (765, 248217), (785, 241893), (837, 226865), (867, 219015), (1395, 136119), (1413, 134385), (1445, 131409), (1581, 120105), (2295, 82739), (2355, 80631), (2601, 73005), (2635, 72063), (2669, 71145), (4185, 45373), (4239, 44795), (4335, 43803), (4743, 40035), (4867, 39015), (7065, 26877), (7803, 24335), (7905, 24021), (8007, 23715), (8959, 21195), (13005, 14601), (13345, 14229)]